.hybrid-edition .teaching-showcase{background:#fff;padding:96px 0 80px;color:#191f28}
.teaching-run{position:relative}
.teaching-stage{max-width:1120px;margin:auto;display:grid;grid-template-columns:1.05fr 1fr;grid-template-areas:"intro visual" "choices visual" "quotes visual";column-gap:80px;align-content:center;align-items:start;padding:28px 0}
.teaching-showcase .proof-introduction{grid-area:intro;margin:0 0 36px;opacity:1;transform:none}
.teaching-showcase .proof-heading{font-size:48px;line-height:1.28;letter-spacing:-.045em;font-weight:750;color:#191f28}
.hybrid-edition .teaching-showcase .proof-heading [data-word]{opacity:1;transform:none}
.teaching-showcase .proof-intro{font-size:18px;line-height:1.7;color:#6b7684;margin-top:20px;max-width:24em}
.teaching-choices{grid-area:choices;display:flex;gap:25px;align-items:center;margin-bottom:24px}
.teaching-choice{font-size:17px;font-weight:650;line-height:1.5;padding:8px 0;background:none;color:#8b95a1;text-align:left;transition:color .3s;min-height:44px}
.teaching-choice>span:not(.teaching-choice-arrow){display:block;font-size:15px;font-weight:500;margin-top:3px}
.teaching-choice .teaching-choice-arrow{display:none}
.teaching-choice.is-active{color:#1b64da}
.teaching-choice:focus-visible,.teaching-showcase .story-source:focus-visible{outline:2px solid #3182f6;outline-offset:5px}
.teaching-visual{grid-area:visual;position:relative;min-width:0;align-self:center;perspective:1400px}
.hybrid-edition .teaching-showcase .student-figure{width:100%;height:510px;border-radius:24px;margin:0 0 25px;transform-origin:center;isolation:isolate}
.hybrid-edition .teaching-showcase .student-identity{position:absolute;inset:0;width:100%;height:100%;padding:32px;pointer-events:none}
.hybrid-edition .teaching-showcase .story-student{font-size:20px;color:#4e5968}
.hybrid-edition .teaching-showcase .story-student span{display:inline;font-size:20px;margin-left:7px}
.hybrid-edition .teaching-showcase .story-outcome{font-size:36px;margin-top:14px;line-height:1.3;max-width:100%;letter-spacing:-.05em;color:#1b64da}
.hybrid-edition .teaching-showcase .story-outcome .outcome-target{display:inline;white-space:nowrap}
.hybrid-edition .teaching-showcase .story-destination{font-size:24px;font-weight:600;line-height:1.45;color:#4e5968;margin-top:auto;max-width:none}
.hybrid-edition .teaching-showcase .student-art{right:0;bottom:0;width:100%;height:100%;opacity:1;mask-image:none}
.hybrid-edition .teaching-showcase .student-art .word-stage{font-size:32px;left:5%;width:88%;top:var(--word-y,75%);color:#203d66}
.teaching-showcase .word-face{transition-duration:280ms}
.teaching-quotes{grid-area:quotes;min-width:0}
.teaching-showcase .story-words{padding:0;margin:0 0 30px}
.teaching-showcase .story-words blockquote{font-size:23px;line-height:1.8;letter-spacing:-.025em;color:#4e5968;font-weight:700}
.teaching-showcase .story-source{display:inline-flex;gap:40px;font-size:15px;min-height:44px;margin-top:18px;color:#6b7684}
.teaching-showcase.is-enhanced .teaching-visual{height:510px}
.teaching-showcase.is-enhanced .teaching-panel{position:absolute;inset:0;opacity:0;visibility:hidden;transform:translate3d(24px,16px,0) rotate(2deg) scale(.975);transition:opacity .45s,transform .6s cubic-bezier(.22,1,.36,1),visibility .45s;pointer-events:none}
.teaching-showcase.is-enhanced .teaching-panel.is-active{opacity:1;visibility:visible;transform:translate3d(0,0,0) rotate(0) scale(1);pointer-events:auto}
.teaching-showcase.is-enhanced .teaching-quotes{position:relative;min-height:230px}
.teaching-showcase.is-enhanced .teaching-quote{position:absolute;inset:0;margin:0;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .35s,transform .45s cubic-bezier(.22,1,.36,1),visibility .35s;pointer-events:none}
.teaching-showcase.is-enhanced .teaching-quote.is-active{opacity:1;visibility:visible;transform:none;pointer-events:auto}
.teaching-showcase.is-pinned .teaching-stage{position:sticky;top:var(--teaching-top,90px)}
.teaching-showcase.is-enhanced.is-pinned .teaching-panel{opacity:var(--scroll-opacity,0);transform:translate3d(var(--scroll-x,0px),0,0);transition:none;will-change:transform,opacity}
.teaching-showcase.is-enhanced.is-pinned .teaching-quote{opacity:var(--scroll-opacity,0);transform:translate3d(0,var(--scroll-y,0px),0);transition:none}
@media(max-width:1200px){.teaching-stage{margin:0 48px;gap:0 42px}.teaching-showcase .proof-heading{font-size:40px}.teaching-showcase .story-words blockquote{font-size:21px}.teaching-choices{gap:24px}.hybrid-edition .teaching-showcase .story-outcome{font-size:31px}.hybrid-edition .teaching-showcase .student-identity{padding:26px}}
@media(min-width:761px) and (max-width:960px){.teaching-stage{margin-inline:32px;column-gap:28px}.teaching-showcase .proof-heading{font-size:36px}.teaching-choice{font-size:15px}.teaching-choice>span:not(.teaching-choice-arrow){font-size:14px}.teaching-choices{gap:19px}.teaching-showcase .story-words blockquote{font-size:19px}.hybrid-edition .teaching-showcase .student-figure,.teaching-showcase.is-enhanced .teaching-visual{height:440px}.hybrid-edition .teaching-showcase .story-outcome{font-size:27px}.hybrid-edition .teaching-showcase .story-destination{font-size:12px}}
/* Desktop keeps its two-column layout; mobile reads one complete student story. */
@media(min-width:761px) and (max-width:960px){.hybrid-edition .teaching-showcase .story-destination{font-size:20px}}
@media(max-width:760px){
 .hybrid-edition .teaching-showcase{padding:64px 0 58px}
 .teaching-stage{margin:0 24px;grid-template-columns:1fr;grid-template-areas:"intro" "choices" "visual" "quotes";padding:16px 0}
 .teaching-showcase .proof-introduction{margin-bottom:22px}
 .teaching-showcase .proof-heading{font-size:32px}
 .teaching-showcase .proof-intro{font-size:16px;line-height:1.55;max-width:none;margin-top:10px}
 .hybrid-edition .teaching-showcase .teaching-choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:4px;margin-bottom:22px;background:var(--core-control,#f2f4f6);border-radius:12px}
 .hybrid-edition .teaching-showcase .teaching-choice{position:relative;display:block;min-height:44px;padding:8px 3px;text-align:center;font-size:17px;line-height:1.5;border-radius:8px;background:transparent;box-shadow:none;white-space:nowrap}
 body.hybrid-edition .teaching-showcase .teaching-choice.is-active,.hybrid-edition.core-tone .teaching-showcase .teaching-choice.is-active{background:#fff;box-shadow:none;border-radius:8px}
 .hybrid-edition .teaching-showcase .teaching-choice>span:not(.teaching-choice-arrow){position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
 .hybrid-edition .teaching-showcase .student-figure,.teaching-showcase.is-enhanced .teaching-visual{height:236px;margin:0;border-radius:16px}
 .hybrid-edition .teaching-showcase .student-figure{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,1fr);gap:10px;padding:0 0 0 18px;align-items:center}
 .hybrid-edition .teaching-showcase .student-identity{position:relative;inset:auto;width:auto;height:100%;padding:28px 0;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}
 .hybrid-edition .teaching-showcase .story-student,.hybrid-edition .teaching-showcase .story-student span{font-size:17px;line-height:1.5}
 .hybrid-edition .teaching-showcase .story-student span{display:inline;margin-left:5px}
 .hybrid-edition .teaching-showcase .story-outcome{font-size:26px;line-height:1.3;margin:10px 0 0;max-width:none;word-break:keep-all}
 .hybrid-edition .teaching-showcase .story-destination{font-size:17px;line-height:1.5;max-width:none;margin-top:12px;word-break:keep-all}
 .hybrid-edition .teaching-showcase .student-art{position:relative;inset:auto;width:100%;height:236px;align-self:center;overflow:hidden}
 .hybrid-edition .teaching-showcase .student-art .word-stage{font-size:20px;left:0;width:100%;top:74%}
 .teaching-showcase .teaching-quotes{margin-top:22px}
 .teaching-showcase.is-enhanced .teaching-quotes{min-height:155px}
 .teaching-showcase .story-words blockquote{font-size:17px;line-height:1.7;font-weight:700;word-break:keep-all;overflow-wrap:break-word}
 .teaching-showcase .story-source{font-size:13px;margin-top:10px;min-height:36px;gap:14px}
 .teaching-showcase.is-compact .teaching-stage{padding:12px 0}
 .teaching-showcase.is-compact .proof-heading{font-size:28px}
 .teaching-showcase.is-compact .proof-intro{font-size:14px;margin-top:8px}
 .teaching-showcase.is-compact .proof-introduction{margin-bottom:16px}
 .hybrid-edition .teaching-showcase.is-compact .teaching-choices{margin-bottom:16px}
 .hybrid-edition .teaching-showcase.is-compact .student-figure,.teaching-showcase.is-enhanced.is-compact .teaching-visual{height:204px}
 .hybrid-edition .teaching-showcase.is-compact .student-figure{padding:0 0 0 16px}
 .hybrid-edition .teaching-showcase.is-compact .student-identity{padding:20px 0}
 .hybrid-edition .teaching-showcase.is-compact .story-student,.hybrid-edition .teaching-showcase.is-compact .story-student span{font-size:16px}
 .hybrid-edition .teaching-showcase.is-compact .story-outcome{font-size:24px;margin-top:8px}
 .hybrid-edition .teaching-showcase.is-compact .story-destination{font-size:17px;margin-top:10px}
 .hybrid-edition .teaching-showcase.is-compact .student-art{height:204px}
 .hybrid-edition .teaching-showcase.is-compact .student-art .word-stage{font-size:18px}
 .teaching-showcase.is-compact .story-words blockquote{font-size:15px;line-height:1.7}
 .teaching-showcase.is-compact .teaching-quotes{margin-top:18px}
 .teaching-showcase.is-enhanced.is-compact .teaching-quotes{min-height:145px}
}
@media(prefers-reduced-motion:reduce){.teaching-showcase .teaching-panel,.teaching-showcase .teaching-quote,.teaching-showcase .word-face{transition:none!important;transform:none!important}.teaching-showcase .teaching-stage{position:static!important}}