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@media(max-width:1050px){.header-nav{gap:20px;margin-left:10px}.hero{grid-template-columns:1fr 1fr;padding-top:55px;min-height:620px}.hero h1{font-size:62px}.hero-description{font-size:13px}.hero-note{margin-top:30px}.primary-button{margin-top:26px}.optics{min-height:475px}.optics-stage{width:300px;height:300px}.sheet-name{font-size:13px;top:38px;left:39px}.optic-sheet{border-radius:34px}.scene-topic{font-size:10px;padding:6px 9px;gap:6px}.topic-environment{right:-3%;top:7%}.topic-structure{right:-5%;top:49%}.topic-mindset{left:-6%;top:78%}.scene-topic:before{width:25px}.optics-caption{left:15%;font-size:10px;bottom:-5px}.hero-bottom{margin-top:20px}.latest-section{grid-template-columns:.85fr 1.4fr;gap:25px}#featuredCourse{padding-right:25px}#featuredCourse .featured-title{font-size:21px}.library-heading h2{font-size:40px}.lesson-card{grid-template-columns:92px minmax(0,1fr) 100px;gap:14px}.card-title{font-size:17px}.card-bottom{padding-right:0}.card-arrow{display:none}.card-date:before{left:-11px}.site-footer{grid-template-columns:1fr 1.5fr}.site-footer>p{display:none}.catalog-toolbar{align-items:flex-start;gap:14px}.catalog-filters{gap:6px}.catalog-filters select{font-size:10px;padding-left:7px;max-width:130px}.library-extent strong{font-size:52px}.library-extent{gap:14px}}
@media(max-width:760px){.site-header{height:78px;padding:0 24px;gap:10px}.brand{gap:13px}.brand-mark{font-size:30px}.brand-name{padding-left:13px;font-size:12px}.brand-name:before{height:15px;top:3px}.header-nav{display:none}.header-actions{gap:4px}.header-actions .motion-button{font-size:10px;padding:0 12px;min-height:32px}.help-button{width:35px}.hero{padding:36px 24px 25px;display:flex;flex-direction:column;min-height:0;overflow:hidden}.hero-copy{padding-top:0}.hero h1{font-size:61px;line-height:1.2;letter-spacing:-.035em}.hero-description{font-size:13px;line-height:1.9;margin-top:22px}.primary-button{min-height:52px;padding:14px 18px;margin-top:24px;font-size:12px;gap:30px}.primary-button svg{width:20px;height:20px}.hero-note{position:absolute;right:0;bottom:2px;margin:0;font-size:9px;gap:8px;line-height:1.85}.note-line{width:15px;margin-top:8px}.hero-note span:not(.note-line){display:none}.optics{height:450px;min-height:450px;margin:20px -10px 0;perspective:1000px}.optics-stage{width:285px;height:285px;left:48%;top:49%}.optics-field{width:125%;left:-10%;height:115%;top:-3%}.optic-sheet{border-radius:32px}.sheet-name{font-size:12px;left:37px;top:37px}.sheet-foundation{--depth:-80px}.sheet-method{--depth:-13px}.sheet-structure{--depth:54px}.sheet-understanding{--depth:121px}.optics-shadow{top:80%;left:20%;width:60%}.topic-environment{right:0;top:6%}.topic-structure{right:-2%;top:49%}.topic-mindset{left:0;top:77%}.scene-topic{font-size:10px;min-height:37px}.scene-topic svg{width:13px;height:13px}.topic-mindset:before{width:25px}.optics-caption{left:50%;transform:translateX(-50%);bottom:0;white-space:nowrap;font-size:10px}.hero-bottom{margin-top:25px;padding-bottom:6px;font-size:9px}.hero-bottom button{font-size:9px}.starting-points{margin:50px auto 55px;padding:0 24px;display:block}.section-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:25px}.section-intro h2{font-size:25px;line-height:1.4}.section-intro p{font-size:10px;margin:0;line-height:1.8;text-align:right}.question-path{padding:20px 0;gap:18px}.path-symbol,.path-symbol svg{width:38px;height:38px}.path-text strong{font-size:15px}.path-text>span{font-size:10px}.path-arrow{height:20px;width:20px}.latest-section{margin:0 24px 62px;padding:26px 24px;display:block;border-radius:12px}.latest-heading{padding-bottom:23px;margin-bottom:23px;border-bottom:1px solid #c9d7ed;display:flex;align-items:center;justify-content:space-between;gap:12px}.latest-heading h2{font-size:16px}.latest-heading p{font-size:9px;margin:0;max-width:8em;text-align:right}#featuredCourse{padding-right:0}#featuredCourse .featured-date{font-size:10px;margin-bottom:8px}#featuredCourse .featured-title{font-size:21px;line-height:1.45}#featuredCourse .featured-summary{font-size:11px;line-height:1.9;margin-top:10px}#featuredCourse .featured-open{margin-top:20px;font-size:11px}.latest-motif{width:180px;height:180px;top:auto;bottom:-20px;right:-55px;opacity:.4}.library-section{padding:0 24px;scroll-margin-top:20px}.library-heading{align-items:center;margin-bottom:27px;gap:20px}.library-heading h2{font-size:34px}.library-heading p{font-size:11px;margin-top:15px;max-width:17em;line-height:1.8}.library-extent{display:block;text-align:right;padding:0}.library-extent strong{font-size:45px;display:block;line-height:1;margin-bottom:10px}.library-extent span{font-size:9px;line-height:1.9;white-space:nowrap}.search-panel{padding:0 15px;border-radius:9px}.search-field{min-height:62px;gap:10px}.search-field svg{width:20px;height:20px}.search-field input{font-size:13px;height:50px}.search-hint{display:none}.search-suggestions{padding-left:30px;min-height:39px;font-size:10px;gap:16px}.topic-nav{gap:5px;padding:21px 0 23px;flex-wrap:nowrap;overflow:auto;margin-right:-24px;padding-right:24px}.topic-tab{flex-shrink:0;padding:6px 11px;min-height:36px;font-size:11px;gap:5px}.topic-tab span{font-size:9px}.catalog-toolbar{display:block;padding-bottom:14px}#resultCount{font-size:10px;margin-bottom:12px}.catalog-filters{display:flex;gap:6px;flex-wrap:nowrap}.catalog-filters label{min-width:0;flex:1}.catalog-filters select{max-width:100%;width:100%;font-size:10px;min-height:35px;padding:5px 3px;border-radius:4px}.catalog-filters>button{font-size:10px;min-height:35px;flex-shrink:0;padding:5px 3px}.lesson-card{display:grid;grid-template-columns:minmax(0,1fr) 82px;grid-template-rows:auto auto auto auto;gap:0;min-height:0;padding:23px 0}.card-date{grid-column:1;grid-row:1;padding:0 0 10px;font-size:10px;line-height:1.5}.card-date:before{display:none}.card-title{grid-column:1/-1;grid-row:2;font-size:17px;line-height:1.55;margin-bottom:9px;font-weight:550}.card-summary{grid-column:1/-1;grid-row:3;font-size:11px;line-height:1.9;-webkit-line-clamp:2}.card-tags{grid-column:1/-1;grid-row:4;font-size:9px;margin-top:12px;gap:12px;padding-right:5px}.card-bottom{grid-column:2;grid-row:1;display:flex;justify-content:flex-end;align-items:center;flex-direction:row;padding:0 0 10px;gap:0}.card-count{display:none}.card-state{font-size:8px;line-height:1.4;padding:2px 5px;border-radius:3px}.lesson-card:nth-child(6n+1):after{inset:0 -12px}.load-more{font-size:11px;min-height:45px;margin-top:24px;padding:10px 22px;gap:28px}.site-footer{margin-top:62px;padding:28px 24px 135px;grid-template-columns:1fr;gap:22px}.footer-brand .brand-mark{font-size:26px}.footer-brand .brand-name{font-size:11px}.footer-detail{text-align:left}.footer-detail>button{font-size:11px}.footer-detail>span{font-size:9px;margin-top:6px}.site-footer>p{display:none}}
@media(max-width:380px){.hero h1{font-size:54px}.hero-note{display:none}.hero-description{font-size:12px}.hero-copy{z-index:1}.optics{min-height:425px;height:425px}.optics-stage{width:260px;height:260px}.scene-topic{font-size:9px;padding:5px 8px;gap:4px}.topic-structure{right:-3%}.library-heading h2{font-size:31px}.library-extent strong{font-size:39px}.library-extent span{font-size:8px}.latest-heading h2{font-size:15px}.path-text strong{font-size:14px}.section-intro h2{font-size:23px}.header-actions .motion-button{padding:0 9px}.help-button{width:28px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.optic-sheet{transform:translateZ(var(--depth))}.scene-topic{clip-path:none}.optics-stage{transform:translate(-50%,-50%) rotateX(57deg) rotateZ(-36deg)}}

@media(max-width:760px){#topicNav{flex-wrap:nowrap}}
/* Optical focus is the single continuous motion; controls remain stationary. */
.optics-stage{z-index:1;animation:stage-arrive 1.2s var(--ease) both,focus-orbit 14s 1.2s ease-in-out infinite}
.scene-labels{z-index:3}.optics-caption{z-index:4}.header-actions .motion-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px}.header-actions .motion-button svg{width:13px;height:13px}.help-button{width:44px}.scene-topic{min-height:44px}.topic-tab{min-height:44px}.catalog-filters select,.catalog-filters>button{min-height:44px}.search-suggestions button{min-height:44px}.scene-topic{animation-fill-mode:backwards}
@keyframes focus-orbit{0%,100%{transform:translate(-50%,-50%) rotateX(57deg) rotateZ(-36deg)}50%{transform:translate(-50%,-51%) rotateX(54deg) rotateZ(-31deg)}}
@media(max-width:760px){.header-actions .motion-button{font-size:9px;padding:0 9px}.help-button{width:34px;min-width:34px}.scene-topic{font-size:10px;min-height:44px}.topic-tab{min-height:44px}.card-tags span{font-size:9px}.catalog-filters select,.catalog-filters>button{min-height:44px}.scene-labels{transform:translateZ(1px)}}
@media(prefers-reduced-motion:reduce){.optics-stage{animation:none!important}}