:root{--green:#007a35;--bright:#00a34a;--mint:#eaf4ed;--ink:#121a16;--muted:#5b665f;--line:#dce2dd;--paper:#f3f5f2;--white:#fff;--radius:12px;--shadow:0 16px 45px #14251a0b;font-family:Hanken,system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid 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var(--line);border-radius:10px;display:flex;gap:17px;align-items:start}.category-card:hover{border-color:#84af93;box-shadow:var(--shadow)}.icon-box{width:43px;height:43px;background:var(--mint);border-radius:9px;display:grid;place-items:center;flex-shrink:0;color:var(--green)}.icon-box svg{width:24px;height:24px}.category-card h3{font-size:16px;margin:2px 0 6px}.category-card p{font-size:13px;color:var(--muted)}.category-card .arrow{margin-left:auto;color:var(--green)}.section{margin-top:40px}.asset-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.asset-card{background:#fff;border:1px solid var(--line);border-radius:11px;overflow:hidden;box-shadow:0 2px 4px #0d201003;transition:box-shadow .2s,border-color .2s}.asset-card:hover{box-shadow:var(--shadow);border-color:#b2c3b6}.asset-poster{height:173px;background:#1c2425;position:relative;overflow:hidden;display:block}.asset-poster img{width:100%;height:100%;object-fit:cover;transition:transform 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legend{font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:1.3px;margin-bottom:11px}.filter-option{display:flex;align-items:center;gap:9px;margin:11px 0;color:#46544b;cursor:pointer}.filter-option input{accent-color:var(--green);width:15px;height:15px;margin:0}.filter-option .option-count{margin-left:auto;color:#7c887f;font-size:11px}.filter-note{padding:14px;background:#e9eee7;border-radius:8px;font-size:12px;color:#4e6253;line-height:1.6}.search-row{display:flex;gap:10px;margin-bottom:15px}.search-box{background:#fff;border:1px solid #cbd5cd;border-radius:7px;display:flex;align-items:center;padding:0 13px;flex:1;gap:9px;min-width:0}.search-box svg{color:#6d7a70;width:18px}.search-box input{width:100%;border:0;background:none;padding:13px 0;outline:none;min-width:0;font-size:14px}.sort{border:1px solid #cbd5cd;border-radius:7px;background:white;padding:0 9px;font-size:12px;max-width:150px}.topic-tabs{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:23px}.tab{font-size:12px;font-weight:600;border-radius:6px;padding:8px 11px;color:#5b695f}.tab.active{background:#12251a;color:#fff}.tab:not(.active):hover{background:#e4ebe3}.results-line{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:15px;min-height:20px}.results-line span{display:flex;gap:7px;align-items:center}.results-line svg{width:13px;height:13px}.library-layout .asset-grid{gap:18px;grid-template-columns:repeat(2,minmax(0,1fr))}.library-layout .asset-poster{height:183px}.breadcrumb{display:flex;gap:9px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:24px}.breadcrumb a{color:var(--green)}.breadcrumb svg{width:12px;height:12px}.activity-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px}.activity-heading{margin-bottom:22px}.activity-heading h1{font-size:34px;margin:8px 0 10px}.activity-heading p{font-size:15px;color:var(--muted)}.tag{font-size:10px;padding:4px 7px;border:1px solid #cddbcf;border-radius:4px;color:#446a4f;background:#edf4ed;display:inline-flex;align-items:center;gap:5px}.player{border:1px solid #34473b;border-radius:11px;overflow:hidden;background:#16201b;color:#fff}.player-bar{padding:11px 16px;display:flex;align-items:center;justify-content:space-between;font-size:11px;color:#b9cbbc;border-bottom:1px solid #ffffff15}.player-stage{height:352px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.player-stage img{width:100%;height:100%;object-fit:contain}.player-stage .poster-placeholder{width:100%;height:100%}.stage-watermark{position:absolute;bottom:16px;right:18px;color:#ffffffa3;font-size:12px;font-weight:700;letter-spacing:.3px}.stage-caption{position:absolute;bottom:16px;left:16px;background:#101e16d9;padding:6px 9px;font-size:10px;color:#cfdbd1;border-radius:4px}.player-controls{padding:12px 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/* The player's own status is only worth showing while it loads or if it fails, and then over the stage, not as a bar. */
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36px));background:#102519;color:white;border:1px solid #37573e;box-shadow:0 10px 35px #061b1a38;border-radius:11px;padding:14px 19px;display:flex;gap:15px;align-items:center;z-index:30}.tray-icon{background:#294635;padding:10px;border-radius:7px;display:flex}.tray-copy{flex:1}.tray-copy strong{font-size:14px}.tray-copy p{font-size:11px;color:#b4c9ba;margin-top:3px}.lesson-tray .button{background:#e8f3e9;color:#0c4722;border-color:#e8f3e9}.lesson-tray .tray-clear{color:#c4d7ca;font-size:12px;padding:7px}.empty{background:white;padding:50px 25px;border:1px dashed #bccbbb;border-radius:10px;text-align:center;grid-column:1/-1}.empty h2{font-size:20px;margin-bottom:10px}.empty p{font-size:14px;color:var(--muted);margin-bottom:18px}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:25px}.lesson-intro{background:white;border:1px solid var(--line);border-radius:10px;padding:24px;margin-bottom:20px}.field{display:block;margin-bottom:17px}.field:last-child{margin-bottom:0}.field span{display:block;font-size:11px;font-weight:800;letter-spacing:.7px;text-transform:uppercase;margin-bottom:7px}.field input,.field textarea{width:100%;padding:11px 12px;border:1px solid #cbd5cd;border-radius:6px;background:#fff;resize:vertical;color:var(--ink);font-size:14px}.field input.title-input{font-size:23px;font-weight:700}.field textarea{min-height:75px;line-height:1.5}.step-card{background:white;border:1px solid var(--line);border-radius:10px;margin-bottom:15px;padding:20px;display:grid;grid-template-columns:30px 100px 1fr;gap:15px}.step-number{font-size:12px;font-weight:800;background:var(--mint);width:28px;height:28px;border-radius:6px;color:var(--green);display:grid;place-items:center}.step-image{height:72px;border-radius:5px;overflow:hidden;background:#23372a}.step-image img{width:100%;height:100%;object-fit:cover}.step-image .poster-placeholder{gap:0}.step-image .poster-word{display:none}.step-image .orb{transform:scale(.5)}.step-body h3{font-size:16px;margin-bottom:5px}.step-body .step-meta{font-size:11px;color:var(--muted)}.step-actions{display:flex;align-items:center;gap:6px;float:right;margin-left:6px}.icon-button{width:29px;height:29px;display:inline-grid;place-items:center;border:1px solid #dce4dc;border-radius:5px;background:white;color:#68776b}.icon-button svg{width:15px;height:15px}.icon-button:hover{background:var(--mint)}.step-card .field{grid-column:2/-1;margin:0}.step-card .field span{font-size:10px;color:#607366;text-transform:none;font-weight:600;letter-spacing:0}.step-card textarea{font-size:13px;min-height:65px}.lesson-summary p{font-size:13px;color:var(--muted);margin:10px 0 19px}.summary-stat{display:flex;justify-content:space-between;font-size:13px;padding:11px 0;border-bottom:1px solid var(--line)}.save-status{font-size:11px;color:var(--green);margin:12px 0;text-align:center}.student-shell{max-width:1000px;margin:auto}.student-shell .lesson-intro{padding:30px}.student-shell h1{font-size:32px}.student-shell .lesson-intro p{margin-top:14px;color:var(--muted)}.student-progress{display:flex;gap:7px;margin:21px 0}.progress-pill{height:5px;background:#dce4dc;flex:1;border-radius:8px}.progress-pill.active{background:var(--green)}.student-step-top{display:flex;justify-content:space-between;align-items:center;margin:18px 0}.student-step-top h2{font-size:22px}.prompt{padding:22px;background:#e8f1e7;border:1px solid #d1e0d0;border-radius:10px;margin:20px 0}.prompt .eyebrow{margin-bottom:9px}.student-nav{display:flex;justify-content:space-between;margin-top:20px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.guide-card{background:white;border:1px solid var(--line);border-radius:10px;padding:26px}.guide-card h2{font-size:20px;margin:17px 0 12px}.guide-card p{font-size:14px;color:var(--muted)}.footer{border-top:1px solid var(--line);background:#edf1eb;padding:24px 0;color:#5c6d60;font-size:12px}.footer .wrap{display:flex;justify-content:space-between;gap:15px}.footer a{text-decoration:underline;text-underline-offset:3px}.menu-open .nav{display:flex}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;top:-100px;left:20px;z-index:100;background:white;padding:10px;border:2px solid var(--green)}.skip:focus{top:10px}#toast{position:fixed;bottom:105px;left:50%;transform:translate(-50%,15px);z-index:80;background:white;color:var(--ink);box-shadow:0 6px 35px #10201430;border:1px solid #c8d9cb;border-radius:7px;padding:12px 20px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:calc(100% - 30px)}#toast.show{opacity:1;transform:translate(-50%,0)}dialog{border:1px solid #c9d5ca;border-radius:13px;padding:0;max-width:580px;width:calc(100% - 32px);box-shadow:0 20px 100px #0003;color:var(--ink)}dialog::backdrop{background:#09140dd9}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line);gap:20px}.modal-head h2{font-size:20px}.modal-body{padding:24px}.modal-body p{font-size:14px;color:var(--muted);margin-bottom:17px}.copy-box{display:flex;gap:7px;align-items:center;margin:12px 0 20px}.copy-box input{border:1px solid #bdcbbf;padding:11px;border-radius:6px;flex:1;min-width:0;font-size:12px}.embed-code{font-family:monospace;width:100%;border:1px solid #cbd6ce;border-radius:6px;padding:10px;min-height:85px;font-size:11px;resize:vertical}.emr-dialog{max-width:1250px;width:calc(100% - 40px);height:min(880px,calc(100dvh - 45px));background:#eef1ee}.emr-dialog .modal-head{background:#050a07;color:white}.emr-dialog .modal-head .icon-button{background:transparent;color:white;border-color:#5c6c61}.emr-app{height:calc(100% - 70px);display:flex;flex-direction:column}.emr-bar{height:66px;background:#111b16;color:white;display:flex;align-items:center;justify-content:space-between;padding:12px 22px}.emr-bar img{width:135px;max-height:35px;object-fit:contain}.emr-bar .tag{background:#283f2e;color:#d3e5d5;border-color:#4a6d52}.emr-layout{display:grid;grid-template-columns:210px minmax(0,1fr);min-height:0;flex:1}.emr-rail{padding:20px 12px;background:#17281d;color:#c6d7cb;overflow:auto}.emr-rail .eyebrow{color:#98b29f;font-size:9px;margin:0 10px 10px}.emr-rail button{display:flex;align-items:center;gap:9px;width:100%;text-align:left;padding:12px;border-radius:6px;margin-bottom:5px;font-size:13px}.emr-rail button.active{background:#e6f0e8;color:#0c5626;font-weight:700}.emr-rail button:hover{background:#ffffff12}.emr-rail button.active:hover{background:#e6f0e8}.rail-divider{border-top:1px solid #3b5142;margin:20px 7px}.emr-content{overflow:auto;padding:25px}.emr-patient{margin-bottom:22px;display:flex;justify-content:space-between;gap:15px}.emr-patient h3{font-size:20px}.emr-patient p{font-size:12px;color:var(--muted);margin-top:6px}.emr-section{background:white;border:1px solid #d1dbd3;border-radius:8px;overflow:hidden;margin-bottom:18px}.emr-section h3{background:var(--green);color:white;font-size:13px;letter-spacing:.4px;padding:16px 20px}.emr-section .field{padding:0 20px;margin-top:18px;margin-bottom:20px}.emr-section .field span{font-size:12px;text-transform:none;letter-spacing:0}.emr-guide{display:flex;gap:9px;flex-wrap:wrap;background:#e4eee5;border:1px solid #bcd1c1;border-radius:7px;padding:14px;margin-bottom:18px}.emr-guide button{font-size:12px;background:white;border:1px solid #c3d4c7;border-radius:4px;padding:6px 10px}.schedule-grid{display:grid;grid-template-columns:70px 1fr;gap:8px;font-size:12px}.schedule-slot{background:white;border:1px solid #d9e3db;border-radius:7px;padding:18px}.schedule-slot.booked{background:#e4eee4;border-color:#b8d0be}.schedule-time{padding-top:18px;color:var(--muted)}.comment-box{padding:20px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--green);border-radius:7px}.comment-box strong{font-size:13px}.comment-box p{font-size:14px;margin:10px 0;color:var(--muted)}
@media(min-width:1550px){.wrap{max-width:1380px}.library-layout .asset-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:1050px){.wrap{padding:0 25px}.nav{gap:18px}.topbar .wrap{gap:25px}.home-hero{gap:30px}.home-hero h1{font-size:42px}.library-layout{grid-template-columns:180px minmax(0,1fr);gap:22px}.asset-body{padding:16px}.activity-layout{grid-template-columns:minmax(0,1fr) 280px}.lesson-layout{grid-template-columns:minmax(0,1fr) 280px}.home-categories{gap:12px}.category-card{padding:19px;gap:12px}}
@media(max-width:800px){.nav{display:none;position:absolute;top:72px;left:0;right:0;background:#101b14;padding:14px 25px;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 12px 30px #0002}.nav a{padding:14px 0}.nav a.active:after{display:none}.menu-toggle{display:grid;place-items:center;border:1px solid #3a4c40;border-radius:6px;width:38px;height:38px}.nav-end{margin-left:auto}.preview-strip .wrap{font-size:10px;padding-top:8px;padding-bottom:8px;align-items:start}.preview-strip .wrap>a{white-space:nowrap}.home-hero{grid-template-columns:1fr;gap:30px;padding-bottom:32px}.home-hero h1{max-width:650px;font-size:45px}.home-hero .lead{max-width:650px}.feature-art,.feature-art img{height:285px;min-height:285px}.asset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-categories{grid-template-columns:1fr;gap:10px}.category-card{padding:17px}.category-card p{font-size:12px}.collection-grid{grid-template-columns:1fr}.product-grid{grid-template-columns:1fr}.product{display:grid;grid-template-columns:170px 1fr}.product .button{grid-column:2}.library-layout{grid-template-columns:1fr}.filters{display:none}.filters.show{display:block;padding:20px;background:#fff;border:1px solid var(--line);border-radius:9px;margin-bottom:18px}.filter-button{display:inline-flex!important}.activity-layout,.lesson-layout{grid-template-columns:1fr}.side-card{order:0}.activity-layout .side-card{margin-top:0}.lesson-layout .side-card{grid-row:1}.lesson-summary .summary-stat{display:inline-flex;gap:15px;margin-right:25px}.lesson-summary .button{width:auto}.lesson-summary p,.lesson-summary .candidate-note{display:none}.lesson-summary .save-status{text-align:left}.player-stage{height:340px}.guide-grid{grid-template-columns:1fr}.page-head{align-items:start}.emr-layout{grid-template-columns:175px minmax(0,1fr)}.emr-rail{padding:15px 7px}.emr-rail button{font-size:12px;padding:11px 8px}.emr-content{padding:17px}.emr-dialog{width:calc(100% - 22px);height:calc(100dvh - 30px)}}
@media(max-width:520px){.wrap{padding:0 18px}.topbar{height:64px}.topbar .wrap{gap:12px}.brand img{width:87px}.nav{top:64px}.nav-lesson{padding:8px 10px;font-size:12px!important;gap:7px}.nav-lesson>svg{display:none}.nav-end{gap:9px}.menu-toggle{width:34px;height:34px}.preview-strip .wrap{gap:12px;line-height:1.4}.preview-strip .preview-detail{display:none}.main{padding-top:25px}.home-hero h1{font-size:37px;letter-spacing:-1px}.lead{font-size:15px}.home-hero .actions{margin-top:22px}.home-hero .actions .button{font-size:12px;padding:11px 13px}.feature-art,.feature-art img{height:245px;min-height:245px}.feature-copy h3{font-size:19px}.section-heading{align-items:start;gap:14px}.section-heading h2{font-size:22px}.section-heading p{font-size:12px}.section-heading>.text-link{font-size:11px;white-space:nowrap;margin-top:5px}.asset-grid,.library-layout .asset-grid{grid-template-columns:1fr}.asset-poster,.library-layout .asset-poster{height:190px}.asset-description{min-height:0}.asset-body h3{font-size:19px}.page-head h1{font-size:29px}.page-head p{font-size:13px}.page-head>.button{font-size:11px;padding:8px 10px;min-height:37px}.search-row{flex-wrap:wrap}.sort{max-width:140px;min-height:38px}.search-box{flex-basis:100%}.topic-tabs{gap:3px;margin-bottom:15px}.tab{font-size:11px;padding:8px 9px}.results-line{font-size:11px}.results-line .candidate-context{display:none}.collection{padding:20px;display:block}.collection .button{margin-top:12px}.collection h3{font-size:18px}.product{display:flex}.product-logo{height:55px}.product .button{width:100%}.lesson-tray{bottom:12px;padding:12px;gap:10px;width:calc(100% - 24px)}.tray-icon{display:none}.tray-copy strong{font-size:12px}.tray-copy p{font-size:10px}.lesson-tray .button{font-size:12px;padding:9px 12px;min-height:38px}.tray-clear{display:none}.activity-heading h1{font-size:28px}.player-stage{height:250px}.player-controls{gap:8px;flex-wrap:wrap}.player-controls select{max-width:170px}.player-bottom{font-size:10px}.activity-layout{gap:18px}.side-card{padding:20px}.activity-layout .side-card .button{width:auto;display:inline-flex;margin-right:5px}.candidate-note{margin-top:15px}.stage-caption{font-size:9px;left:10px;bottom:12px;max-width:60%}.stage-watermark{right:10px;bottom:13px;font-size:11px}.step-card{padding:15px;grid-template-columns:25px 1fr;gap:10px}.step-image{display:none}.step-body{min-width:0}.step-body h3{font-size:14px}.step-actions{gap:4px}.step-card .field{grid-column:1/-1}.field input.title-input{font-size:20px}.lesson-intro{padding:20px}.lesson-summary .button{width:100%}.lesson-summary .summary-stat{margin-right:12px;font-size:12px}.student-shell .lesson-intro{padding:22px}.student-shell h1{font-size:27px}.student-step-top h2{font-size:19px}.student-step-top .tag{font-size:9px;white-space:nowrap}.footer .wrap{flex-direction:column;gap:9px}.modal-body{padding:20px}.modal-head{padding:17px 20px}.modal-head h2{font-size:18px}.copy-box{align-items:stretch;flex-direction:column}.emr-dialog{width:calc(100% - 12px);height:calc(100dvh - 18px);max-height:none}.emr-dialog .modal-head{padding:15px}.emr-dialog .modal-head h2{font-size:15px}.emr-layout{display:flex;flex-direction:column}.emr-rail{padding:8px;display:flex;gap:4px;flex-shrink:0;flex-wrap:wrap}.emr-rail .eyebrow,.emr-rail .rail-divider{display:none}.emr-rail button{width:auto;flex:1;padding:9px 6px;font-size:10px;gap:5px;margin:0;justify-content:center}.emr-rail button svg{width:14px;height:14px}.emr-rail button[data-emr-guide]{flex-basis:100%;padding:6px}.emr-content{padding:15px;flex:1}.emr-bar{padding:10px 14px;height:54px}.emr-bar img{width:110px}.emr-patient h3{font-size:17px}.emr-patient{flex-direction:column;gap:8px}.emr-app{height:calc(100% - 60px)}.emr-section .field{padding:0 14px}.guide-card{padding:22px}}
.filter-button{display:none}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
/* Collections are the primary way into the local teaching library. */
.nav a{font-size:12px}.nav{gap:23px}.topbar .wrap{gap:27px}.nav-lesson{font-size:12px;color:#c4d1c8;border-color:#3e4e43}.nav-lesson .count{min-width:20px;height:20px}.browse-tabs{display:flex;gap:7px;flex-wrap:wrap;margin:-3px 0 28px;padding-bottom:15px;border-bottom:1px solid var(--line)}.browse-tabs a{font-size:13px;font-weight:700;padding:9px 13px;border-radius:6px;color:#556a5b}.browse-tabs a.active{background:#13291b;color:white}.browse-tabs a:not(.active):hover{background:#e5ede3}.browse-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.browse-collection{display:flex;gap:16px;position:relative;background:#fff;border:1px solid var(--line);border-radius:11px;padding:25px;min-height:225px;transition:border-color .2s,box-shadow .2s}.browse-collection:hover{border-color:#93b09c;box-shadow:var(--shadow)}.browse-collection .icon-box{width:42px;height:42px}.browse-collection .collection-kicker{font-size:9px;letter-spacing:1.25px;font-weight:800;color:#6b8171;margin:0 0 7px}.browse-collection h3{font-size:20px;margin-bottom:10px}.browse-collection p:not(.collection-kicker){font-size:13px;color:var(--muted);line-height:1.55;margin-bottom:14px;max-width:260px}.collection-count{font-size:10px;color:#587360;display:block;line-height:1.5}.collection-arrow{position:absolute;bottom:19px;right:20px;color:var(--green)}.collection-arrow svg{width:17px;height:17px}.home-browse{margin-bottom:34px}.collection-hero{display:flex;gap:40px;justify-content:space-between;padding:30px 32px;background:#e6eee3;border:1px solid #d0dfd0;border-radius:12px;margin-bottom:28px}.collection-hero .icon-box{margin-bottom:17px;background:#fff}.collection-hero h1{font-size:40px}.collection-hero .lead{font-size:16px;max-width:620px}.collection-hero-meta{margin-top:18px;font-size:12px;color:#52705a}.collection-share{align-self:center;display:flex;flex-direction:column;gap:9px;min-width:230px}.collection-share .button{margin:0}.collection-share .button.subtle{font-size:12px}.collection-reuse{margin-top:25px}.collection-reuse h2{font-size:18px}.related-collections .browse-collection{min-height:205px;padding:22px}.gait-feature{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:42px;padding:34px;background:#122b1c;color:white;border:1px solid #284b34;border-radius:12px;margin-top:35px}.gait-feature .eyebrow{color:#9dc9a9}.gait-feature h2{font-size:28px;color:white}.gait-feature p:not(.eyebrow){font-size:14px;color:#bdcfc1;margin:13px 0 20px;max-width:550px}.gait-feature .text-link{color:#c4e6cf;font-size:12px}.gait-feature .button{background:#e9f5e9;color:#0d5129;border-color:#e9f5e9}.gait-cycle-preview{padding:25px 24px;background:#0d2115;border:1px solid #496a51;border-radius:9px}.gait-cycle-preview>span{font-size:10px;letter-spacing:2px;color:#a2bfa9;font-weight:700}.cycle-bars{display:flex;gap:4px;height:57px;margin:18px 0 12px;align-items:stretch}.cycle-bars i{flex:1;border-radius:3px;background:#31834d}.cycle-bars i:nth-child(1){flex:.1}.cycle-bars i:nth-child(2){flex:1}.cycle-bars i:nth-child(3){flex:2}.cycle-bars i:nth-child(4){flex:2}.cycle-bars i:nth-child(5){flex:1}.cycle-bars i:nth-child(6){flex:1.3;background:#71977c}.cycle-bars i:nth-child(7){flex:1.4;background:#88aa92}.cycle-bars i:nth-child(8){flex:1.3;background:#a3bea9}.cycle-legends{display:flex;justify-content:space-between;font-size:11px;color:#c5d7c9;margin-bottom:14px}.gait-cycle-preview small{color:#96b09e;font-size:10px;line-height:1.5}.native-direct{display:inline-flex;gap:6px;align-items:center;color:#cadfd1;font-size:11px}.native-direct svg{width:14px;height:14px}.native-launch{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:13px;padding:25px;background:#07150daf}.native-launch .button{background:#eaf4e9;color:#124a24;border-color:#f0f8ee;padding:13px 22px}.native-launch p{font-size:12px;color:#d0ddd1;max-width:320px;text-align:center}.native-active .native-stage{height:850px;min-height:600px;background:#f1f4ef;display:block}.native-frame{border:0;width:100%;height:100%;display:block;background:#f0f3ef}.native-status a{color:#d7efdd;text-decoration:underline}.native-unavailable{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:35px;background:#0c1a12d9;text-align:center}.native-unavailable strong{font-size:17px}.native-unavailable p{font-size:13px;color:#bed0c2;max-width:370px;line-height:1.6}.native-unavailable .tag{color:#c8ddce;background:#29412f;border-color:#5d7865}
@media(max-width:1100px){.browse-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.browse-collection{padding:23px;min-height:215px}.collection-hero{gap:25px;padding:28px}.collection-hero h1{font-size:34px}.gait-feature{gap:25px;padding:28px}.gait-feature h2{font-size:25px}}
@media(max-width:1060px) and (min-width:801px){.nav{display:none;position:absolute;top:72px;left:0;right:0;background:#101b14;padding:14px 25px;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 12px 30px #0002}.nav a{padding:14px 0;font-size:14px}.nav a.active:after{display:none}.menu-toggle{display:grid;place-items:center;border:1px solid #3a4c40;border-radius:6px;width:38px;height:38px}.nav-end{margin-left:auto}}
@media(max-width:800px){.collection-hero{display:block}.collection-share{flex-direction:row;flex-wrap:wrap;margin-top:22px;min-width:0}.collection-share .button{font-size:12px}.gait-feature{grid-template-columns:1fr;gap:23px}.gait-cycle-preview{padding:21px}.native-active .native-stage{height:900px}.collection-hero .lead{font-size:15px}.related-collections{grid-template-columns:1fr 1fr}.collection-hero .icon-box{margin-bottom:13px}}
@media(max-width:520px){.browse-grid,.related-collections{grid-template-columns:1fr;gap:12px}.browse-collection,.related-collections .browse-collection{padding:20px;min-height:0;gap:14px}.browse-collection h3{font-size:20px}.browse-collection p:not(.collection-kicker){font-size:13px;max-width:100%;margin-bottom:11px}.browse-collection .icon-box{width:37px;height:37px}.collection-count{padding-right:18px}.collection-arrow{bottom:18px;right:18px}.browse-tabs{gap:4px;padding-bottom:13px;margin-bottom:20px}.browse-tabs a{font-size:11px;padding:8px}.collection-hero{padding:22px}.collection-hero h1{font-size:31px}.collection-hero .lead{font-size:14px}.collection-hero-meta{font-size:11px}.collection-share{gap:8px}.collection-share .button{width:100%}.gait-feature{padding:23px;margin-top:26px}.gait-feature h2{font-size:24px}.gait-feature p:not(.eyebrow){font-size:13px}.gait-feature .actions{gap:15px}.gait-cycle-preview{padding:19px}.cycle-bars{height:46px}.native-active .native-stage{height:1050px;min-height:600px}.native-launch{padding:20px}.native-launch .button{font-size:13px;padding:12px 17px}.native-launch p{font-size:11px}.native-direct{font-size:10px}.native-unavailable{padding:22px}.native-unavailable p{font-size:12px}}
/* Compact discovery: pictures and controls first, explanations on demand. */
.compact-preview .wrap{min-height:28px}.compact-preview .wrap>a{display:inline-flex;gap:5px;align-items:center;text-decoration:none;font-size:10px}.compact-preview .wrap>a svg{width:13px;height:13px}.local-pill{display:inline-flex;gap:6px;align-items:center;padding:3px 8px;font-size:10px;font-weight:700;line-height:1.4;border:1px solid #cadbce;border-radius:20px;background:#eef5ed;color:#3d5d46}.local-pill .dot{margin:0;width:5px;height:5px}.local-pill>svg{width:11px;height:11px;color:#708676}.page-head>h1{font-size:36px}.compact-home .home-hero{padding:0 0 30px;grid-template-columns:.8fr 1.2fr;gap:45px}.compact-home .home-hero h1{font-size:60px;line-height:1.02}.compact-home .home-hero .actions{margin-top:22px}.compact-home .feature-art,.compact-home .feature-art img{height:255px;min-height:255px}.compact-home .feature-copy{bottom:20px;left:23px}.compact-home .feature-copy h3{font-size:22px}.compact-home .section-heading{margin-bottom:17px;align-items:center}.compact-home .section-heading h2{font-size:23px}.compact-collection{padding:0;display:block;min-height:0;overflow:hidden}.collection-visual{height:103px;background:radial-gradient(ellipse at 60% 35%,#31543e,#172e20);display:grid;place-items:center;overflow:hidden}.collection-visual img{width:100%;height:100%;object-fit:cover;object-position:center 42%}.collection-glyph{width:54px;height:54px;border:1px solid #7caa8b6b;border-radius:12px;display:grid;place-items:center;color:#c9e3d1;transform:rotate(-7deg)}.collection-glyph svg{width:31px;height:31px;transform:rotate(7deg)}.collection-label{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:17px 19px;background:#fff}.compact-collection h3{margin:0 0 5px;font-size:19px}.compact-collection .collection-count{font-size:11px}.compact-collection .collection-arrow{position:static;display:flex;align-items:center}.home-browse{margin-bottom:25px}.compact-asset-body{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:17px 18px!important;min-height:73px}.compact-asset-body h3{font-size:18px}.button.icon-add{width:33px;min-width:33px;height:33px;min-height:33px;padding:0;border-radius:7px;flex-shrink:0;display:inline-grid;place-items:center}.button.icon-add svg{width:17px;height:17px}.compact-asset-body .button.added{border-color:#b9d5c3}.compact-gait-feature{padding:25px 30px;gap:35px;margin-top:27px}.compact-gait-feature h2{font-size:27px;margin:0 0 19px}.compact-gait-feature .eyebrow{margin-bottom:7px}.compact-gait-feature .gait-cycle-preview{padding:15px 20px}.compact-gait-feature .cycle-bars{height:43px;margin:4px 0 11px}.compact-gait-feature .cycle-legends{margin:0}.home-secondary{margin-top:27px;border:1px solid var(--line);border-radius:10px;background:white;padding:17px 21px}.home-secondary>summary{display:flex;gap:10px;align-items:center;cursor:pointer;font-size:16px;font-weight:700;list-style:none}.home-secondary>summary>svg:last-child{margin-left:auto;width:15px}.home-secondary>summary::-webkit-details-marker{display:none}.home-secondary[open]>.collection-grid{margin-top:20px}.home-secondary[open]>summary>svg:last-child{transform:rotate(90deg)}.compact-lesson{padding:20px;gap:15px;align-items:center;justify-content:flex-start}.compact-lesson>div{flex:1}.compact-lesson h3{font-size:18px;margin-bottom:6px}.compact-lesson .button{flex-shrink:0}.product-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:25px}.product-strip a{background:#0d1811;border:1px solid #263c2c;border-radius:8px;height:65px;display:flex;align-items:center;justify-content:center;padding:16px}.product-strip img{max-height:32px;max-width:160px;width:auto}.compact-collection-hero{padding:0 0 24px;border:0;border-bottom:1px solid var(--line);border-radius:0;background:none;align-items:center;gap:22px;margin-bottom:23px}.collection-title{display:flex;gap:16px;align-items:center}.collection-title .icon-box{margin:0;background:#e5eee4;width:50px;height:50px}.collection-title h1{font-size:33px;margin-bottom:5px}.collection-title .collection-count{font-size:12px}.compact-collection-hero .collection-share{display:flex;align-items:center;flex-direction:row;gap:9px;min-width:0;margin:0}.collection-more{position:relative}.collection-more>summary{display:grid;place-items:center;width:36px;height:36px;list-style:none;cursor:pointer;border:1px solid #c9d5cb;border-radius:6px;background:white}.collection-more>summary::-webkit-details-marker{display:none}.collection-more>summary svg{width:17px;height:17px}.collection-more[open]>div{position:absolute;right:0;top:43px;z-index:12;background:white;border:1px solid #c8d6ca;box-shadow:var(--shadow);padding:7px;border-radius:7px;min-width:180px}.collection-more .button{width:100%;justify-content:flex-start;font-size:12px;white-space:nowrap}.related-drawer{margin-top:22px;border-top:1px solid var(--line);padding-top:17px}.related-drawer>summary{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:13px;font-weight:700;color:#496653;list-style:none}.related-drawer>summary::-webkit-details-marker{display:none}.related-drawer>summary svg{width:13px;height:13px}.related-drawer[open]>.asset-grid,.related-drawer[open]>.browse-grid{margin-top:19px}.related-drawer[open]>summary svg{transform:rotate(90deg)}.related-collections .compact-collection{padding:0;min-height:0}.related-collections .collection-visual{height:82px}.compact-library{display:block}.compact-library>.filters{display:none}.compact-library>.filters.show{display:grid;grid-template-columns:1fr 1fr;gap:0 25px;background:white;padding:18px 22px;border:1px solid #d1ddd3;border-radius:8px;margin-bottom:17px}.compact-library .filter-title{grid-column:1/-1;margin:0 0 14px}.compact-library .filter-group{margin:0;padding:0;border:0}.compact-library .filter-option{font-size:12px}.compact-library .filter-button{display:inline-flex!important}.compact-library .asset-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:19px}.compact-library .asset-poster{height:171px}.compact-library .search-row{margin-bottom:15px}.compact-library .search-box{min-height:43px}.compact-library .sort{max-width:175px;min-height:43px}.activity-page .breadcrumb{margin-bottom:17px}.compact-activity-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.compact-activity-heading h1{font-size:31px;margin:0 0 7px;line-height:1.15}.activity-meta{font-size:12px;color:#5e7265}.compact-activity-heading .actions{gap:8px;flex-wrap:nowrap}.compact-activity-heading .icon-button{width:35px;height:35px;min-width:35px;border-radius:7px}.compact-activity-heading .icon-button svg{width:17px;height:17px}.focused-activity{display:block}.focused-activity .native-stage{height:355px}.focused-activity .native-active .native-stage{height:min(820px,78dvh);min-height:550px}.focused-activity .native-launch .button{font-size:15px;padding:13px 24px}.native-status{font-size:10px;padding:4px 13px;min-height:21px;text-align:right;color:#a8c3b0}.native-status:empty{display:none}.native-unavailable details{max-width:480px;font-size:12px;color:#c7dccd}.native-unavailable summary{cursor:pointer;text-decoration:underline;text-underline-offset:3px}.native-unavailable details p{margin-top:15px;font-size:12px}.activity-details{margin-top:17px;border:1px solid var(--line);border-radius:8px;background:white;overflow:hidden}.activity-details>details+details{border-top:1px solid var(--line)}.activity-details summary{display:flex;gap:8px;align-items:center;cursor:pointer;list-style:none;font-size:13px;font-weight:600;padding:14px 17px;color:#405c49}.activity-details summary::-webkit-details-marker{display:none}.activity-details summary svg{width:15px;height:15px}.activity-details summary svg:last-child{margin-left:auto;width:12px}.activity-details details[open]>summary svg:last-child{transform:rotate(90deg)}.activity-details details>div{padding:0 17px 16px}.activity-details p{font-size:13px;color:#5a6d60;line-height:1.6;margin-top:11px}
@media(max-width:1100px){.compact-library .asset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.compact-home .home-hero h1{font-size:55px}.compact-home .home-hero{gap:25px}.compact-gait-feature{padding:23px 25px}.compact-collection h3{font-size:18px}}
@media(max-width:800px){.compact-home .home-hero{grid-template-columns:1fr 1.2fr;gap:25px;padding-bottom:28px}.compact-home .home-hero h1{font-size:47px}.compact-home .feature-art,.compact-home .feature-art img{height:230px;min-height:230px}.compact-home .feature-copy{bottom:16px;left:17px;right:17px}.compact-home .feature-copy h3{font-size:19px}.compact-home .home-hero .actions{gap:8px}.compact-home .home-hero .button{font-size:12px;padding:10px 13px}.compact-collection-hero{display:flex;padding:0 0 20px}.collection-title h1{font-size:28px}.collection-title .icon-box{width:41px;height:41px}.compact-gait-feature{grid-template-columns:1fr 1fr;gap:23px}.compact-gait-feature h2{font-size:23px}.compact-lesson{display:flex}.compact-lesson h3{font-size:16px}.product-strip img{max-width:130px}.compact-activity-heading h1{font-size:28px}.focused-activity .native-active .native-stage{height:80dvh;min-height:560px}}
@media(max-width:520px){.compact-preview .wrap{padding-top:3px;padding-bottom:3px;align-items:center}.local-pill{font-size:9px;padding:3px 7px}.compact-preview .wrap>a{font-size:9px;gap:4px}.compact-home .home-hero{grid-template-columns:1fr 1fr;gap:16px}.compact-home .home-hero .eyebrow{font-size:9px;letter-spacing:1px;margin-bottom:9px}.compact-home .home-hero h1{font-size:40px;letter-spacing:-1px}.compact-home .home-hero .actions{flex-direction:column;align-items:stretch;margin-top:15px;gap:7px}.compact-home .home-hero .button{font-size:11px;min-height:35px;padding:8px 10px}.compact-home .home-hero .micro{font-size:9px;margin-top:10px;gap:0}.compact-home .home-hero .micro svg{width:12px;height:12px}.compact-home .feature-art,.compact-home .feature-art img{height:240px;min-height:240px}.compact-home .feature-art img{object-position:60% center}.compact-home .feature-copy{bottom:13px;left:12px;right:12px;gap:8px}.compact-home .feature-copy h3{font-size:14px;line-height:1.2}.compact-home .feature-copy a{width:28px;height:28px;min-width:28px}.compact-home .feature-copy a svg{width:15px;height:15px}.compact-home .section-heading h2{font-size:21px}.home-browse{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.browse-grid:not(.home-browse){grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.compact-collection,.related-collections .compact-collection{padding:0}.collection-visual{height:89px}.collection-glyph{width:41px;height:41px;border-radius:10px}.collection-glyph svg{width:26px;height:26px}.collection-label{padding:13px 12px;gap:5px;align-items:end;min-height:79px}.compact-collection h3{font-size:16px;line-height:1.2;margin-bottom:5px}.compact-collection .collection-count{font-size:10px;padding:0}.compact-collection .collection-arrow svg{width:13px;height:13px}.compact-collection-hero{display:block;padding:0 0 18px;margin-bottom:18px}.collection-title{gap:12px}.collection-title h1{font-size:28px}.compact-collection-hero .collection-share{margin-top:15px;flex-wrap:nowrap}.compact-collection-hero .collection-share>.button{width:auto;font-size:11px}.compact-collection-hero .collection-share .collection-more{margin-left:auto}.collection-more .button{font-size:12px!important}.compact-gait-feature{padding:20px;margin-top:24px;gap:18px;grid-template-columns:1fr}.compact-gait-feature h2{font-size:24px;margin-bottom:15px}.compact-gait-feature .gait-cycle-preview{padding:12px 16px}.compact-gait-feature .cycle-bars{height:29px}.compact-gait-feature .cycle-legends{font-size:10px}.home-secondary{padding:16px;margin-top:20px}.home-secondary>summary{font-size:14px;gap:7px}.home-secondary>summary svg{width:17px;height:17px}.compact-lesson{padding:16px;gap:11px;flex-wrap:wrap}.compact-lesson .icon-box{width:34px;height:34px}.compact-lesson h3{font-size:16px}.compact-lesson .button{margin:0 0 0 auto;font-size:11px}.product-strip{gap:9px;margin-top:20px}.product-strip a{height:51px;padding:11px}.product-strip img{max-width:100%;max-height:25px}.compact-library .asset-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.compact-library .asset-poster,.asset-poster{height:130px}.compact-asset-body{padding:12px!important;gap:7px;align-items:start;min-height:81px}.compact-asset-body h3{font-size:15px;line-height:1.23}.compact-asset-body .button.icon-add{width:27px;min-width:27px;height:27px;min-height:27px;flex-shrink:0}.compact-asset-body .button.icon-add svg{width:14px;height:14px}.compact-library .search-row{gap:7px}.compact-library .search-box{flex-basis:100%}.compact-library .sort{font-size:11px;max-width:none;flex:1;min-width:0;min-height:37px;padding:0 6px}.compact-library .filter-button{font-size:11px;padding:8px 10px;min-height:37px}.compact-library>.filters.show{padding:16px;gap:0 15px}.compact-library .filter-option{font-size:11px;gap:7px}.compact-library .filter-group legend{font-size:9px;letter-spacing:.7px}.poster-kind{font-size:8px;padding:4px 5px;letter-spacing:.5px;left:8px;top:8px;max-width:calc(100% - 16px)}.poster-time{font-size:9px;bottom:8px;right:8px}.asset-poster .poster-placeholder{gap:5px}.asset-poster .poster-placeholder .orb{width:53px;height:73px}.asset-poster .poster-placeholder .orb svg{width:25px;height:25px}.asset-poster .poster-placeholder .poster-word{font-size:8px;letter-spacing:1px}.asset-poster .poster-placeholder .poster-word small{display:none}.compact-activity-heading{gap:15px;margin-bottom:16px;align-items:start}.compact-activity-heading h1{font-size:25px;margin-bottom:6px}.activity-meta{font-size:10px}.compact-activity-heading .actions{gap:6px;padding-top:1px}.compact-activity-heading .icon-button,.compact-activity-heading .button.icon-add{width:31px;min-width:31px;height:31px;min-height:31px}.focused-activity .native-stage{height:280px}.focused-activity .native-active .native-stage{height:80dvh;min-height:570px}.focused-activity .native-launch .button{font-size:13px;padding:11px 19px}.activity-page .breadcrumb{font-size:10px;gap:7px;margin-bottom:14px}.activity-details{margin-top:13px}.activity-details summary{font-size:12px;padding:13px 14px}.activity-details details>div{padding:0 14px 14px}.activity-details p{font-size:12px}.related-drawer{margin-top:18px;padding-top:14px}.related-drawer>summary{font-size:12px}.related-drawer>.asset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page-head>h1{font-size:29px}}
.compact-product{gap:17px;padding:22px}.compact-product h3{font-size:18px}.compact-product .button{margin-top:auto}.compact-guide .guide-card{padding:25px}.compact-guide h2{font-size:22px;margin-top:18px;margin-bottom:9px}.compact-guide p{font-size:14px}.home-secondary>p{max-width:780px}@media(max-width:800px){.compact-product{display:flex;align-items:start}.compact-product .product-logo{width:100%}}@media(max-width:520px){.compact-guide{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.compact-guide .guide-card{padding:15px 12px}.compact-guide .icon-box{width:31px;height:31px;border-radius:7px}.compact-guide .icon-box svg{width:19px;height:19px}.compact-guide h2{font-size:17px;margin-top:13px;margin-bottom:7px}.compact-guide p{font-size:11px;line-height:1.45}.compact-product{padding:20px}}

/* The gait poster keeps the feet visible in a shallow collection card. */
.browse-collection[href="#/collection/gait"] .collection-visual img{object-position:center bottom}
/* Initial contact is a boundary; the seven interval blocks total 60/40. */
.cycle-bars{position:relative}.cycle-bars i:first-child{position:absolute;inset:0 auto 0 0;width:2px;flex:none;transform:translateX(-5px)}
/* Whole-site integration. Teaching models and product demos remain source-owned. */
.feature-copy h2{font-size:22px;color:white;letter-spacing:-.4px}.home-products{margin-top:37px}.home-products .product-strip{margin-top:0}.gait-poster-link{height:140px;display:block;overflow:hidden;border-radius:8px;background:#0d1811}.gait-poster-link img{width:100%;height:100%;object-fit:cover;object-position:center 70%}.gait-poster-link .poster-placeholder{height:100%}.footer .site-footer-content{display:grid;grid-template-columns:120px 1fr;gap:23px 30px;align-items:center}.footer nav{display:flex;gap:22px;flex-wrap:wrap;justify-content:flex-end}.footer .legal-nav{grid-column:1/-1;font-size:11px;gap:18px;justify-content:flex-start}.footer .copyright{grid-column:1/-1;font-size:10px;color:#7b8f81}.footer .brand img{width:90px}.resource-tray{gap:15px;min-height:64px;padding:12px 18px;max-width:570px}.resource-tray .tray-copy{flex:1}.resource-tray .tray-copy strong{font-size:13px}.resource-tray .button{white-space:nowrap}.resource-tray .tray-icon{width:31px;height:31px;flex-shrink:0}.share-local-note{font-size:11px;color:var(--muted);margin-top:15px}.empty>h1{font-size:29px;margin:0 0 15px}.contact-card{max-width:710px;min-height:350px;padding:50px 0 40px}.contact-card h1{font-size:54px;margin-top:23px}.contact-card>p{font-size:19px;color:var(--muted);margin-top:16px}.contact-card .button{margin-top:29px}.contact-card .contact-email{display:block;font-size:14px;color:var(--muted);margin-top:20px;text-decoration:underline;text-underline-offset:4px}.site-products{align-items:start}.site-products .product{display:block;overflow:hidden;padding:0}.site-products .product-logo{height:100px;padding:25px;background:#0d1811;display:flex;align-items:center;justify-content:center;border-radius:0}.site-products .product-logo img{max-height:42px;max-width:200px}.site-products h2{font-size:21px;margin:23px 23px 17px}.site-products>.product>.button{margin:0 23px 23px}.product-demo-drawer{border-top:1px solid var(--line);background:#f8faf7}.product-demo-drawer>summary{display:flex;gap:9px;align-items:center;cursor:pointer;list-style:none;padding:17px 23px;font-size:13px;font-weight:700}.product-demo-drawer>summary::-webkit-details-marker{display:none}.product-demo-drawer>summary svg{width:16px;height:16px}.product-demo-drawer>summary svg:last-child{margin-left:auto;width:12px;height:12px}.product-demo-drawer[open]>summary svg:last-child{transform:rotate(90deg)}.product-live-previews{display:grid;gap:18px;padding:0 15px 19px}.product-live-previews figure{margin:0;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:white}.product-live-previews figure>img{width:100%;height:147px;object-fit:cover;object-position:top}.product-live-previews figcaption{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:13px}.product-live-previews figcaption h3{width:100%;font-size:17px}.product-live-previews .text-link{font-size:10px;margin-left:auto}.product-live-previews .text-link svg{width:12px;height:12px}.product-live-previews .button{font-size:11px;min-height:31px}.product-live-previews .button svg{width:13px;height:13px}.workspace-live-dialog{width:min(1600px,calc(100vw - 28px));max-width:none;height:calc(100dvh - 28px);max-height:none;padding:0;border:1px solid #45574a;border-radius:14px;background:#0d1510;color:#fff;overflow:hidden;box-shadow:0 28px 100px #0007}.workspace-live-dialog[open]{display:flex;flex-direction:column}.workspace-live-dialog::backdrop{background:#020703c9;backdrop-filter:blur(5px)}.workspace-live-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 18px;background:#080d0a;flex-shrink:0}.workspace-live-toolbar h2{font-size:16px;letter-spacing:0}.workspace-live-toolbar .button{padding:8px 15px;min-height:34px}.workspace-live-notice{padding:10px 18px;display:flex;gap:20px;align-items:center;justify-content:space-between;background:#15241a;font-size:12px}.workspace-live-notice[hidden]{display:none}.workspace-live-notice a{text-decoration:underline;white-space:nowrap}.workspace-live-stage{flex:1;min-height:0;background:#f2f5ef}.workspace-live-stage iframe{width:100%;height:100%;display:block;border:0;background:#f2f5ef}.workspace-live-dialog[data-state="unavailable"] .workspace-live-notice{flex:1;align-items:center;justify-content:center;flex-direction:column}body:has(.workspace-live-dialog[open]){overflow:hidden}
@media(max-width:1060px){.topbar .nav{gap:21px}.topbar .wrap{gap:25px}}@media(max-width:800px){.feature-copy h2{font-size:19px}.footer .site-footer-content{grid-template-columns:1fr}.footer nav{justify-content:flex-start;font-size:13px;gap:16px}.site-products{grid-template-columns:1fr}.site-products .product{display:block}.site-products .product-live-previews{grid-template-columns:repeat(3,minmax(0,1fr))}.site-products .product-live-previews figure>img{height:115px}.site-products .product-live-previews figcaption h3{font-size:14px}}@media(max-width:520px){.feature-copy h2{font-size:14px;line-height:1.2}.nav-lesson{padding:8px;gap:6px}.nav-lesson .saved-label{font-size:12px}.topbar .wrap{gap:14px}.topbar .brand img{width:87px}.resource-tray{left:14px;right:14px;bottom:12px;width:auto;transform:none;padding:11px 12px;gap:9px}.resource-tray .tray-icon{display:none}.resource-tray .button{font-size:11px;min-height:33px;padding:7px 9px}.resource-tray .tray-copy strong{font-size:12px}.footer .site-footer-content{gap:20px}.footer .legal-nav{gap:15px;font-size:10px}.gait-poster-link{height:140px}.contact-card{padding-top:25px;min-height:340px}.contact-card h1{font-size:42px}.contact-card>p{font-size:16px}.page-head>.actions{flex-wrap:nowrap}.page-head>.actions>.button{font-size:11px}.site-products .product-live-previews{grid-template-columns:1fr}.site-products .product-live-previews figure>img{height:170px}.site-products h2{font-size:20px;margin:20px}.site-products>.product>.button{margin:0 20px 20px}.workspace-live-dialog{width:calc(100vw - 10px);height:calc(100dvh - 10px);border-radius:9px}.workspace-live-toolbar{padding:10px 12px;gap:10px}.workspace-live-toolbar h2{font-size:12px;line-height:1.3}.workspace-live-toolbar .button{font-size:11px;padding:7px 11px;white-space:nowrap}.workspace-live-notice{font-size:11px;gap:10px;padding:10px 12px}.compact-library .search-row .sort{max-width:none;flex:1}.compact-library .search-row #sort{flex-basis:100%}}
.footer .brand{display:inline-flex;align-items:center;justify-content:center;width:112px;min-height:45px;background:#080d0a;border:1px solid #263c2c;border-radius:7px;padding:10px}

/* Source-owned product previews: one inline session, expandable without reload. */
.products-page,.workspace-live-surface{--color-text:var(--ink);--color-neutral-300:var(--line);--color-neutral-100:#f3f5f2;--color-neutral-500:#526257;--radius-card:var(--radius);--radius-sm:6px;--color-brand-green:var(--green);--color-brand-green-onwhite:var(--green);--color-section-header-start:#0d1811;--color-section-header-end:#0b120e}
.site-products .product-tile{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.site-products .product-tile+.product-tile{border-left:1px solid var(--line)}
.site-products .product-heading h2{height:40px;margin:0;font-size:1.75rem}
.site-products .product-description{font-size:13px;color:var(--muted)}
.site-products .product-walkthrough{display:inline-flex;justify-content:center;align-items:center;background:var(--green);color:#fff;border:1px solid var(--green);padding:11px 18px;border-radius:7px;font-size:14px;line-height:1.35;font-weight:700;min-height:43px}
.product-tile {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: white;
  border: 0;
  border-radius: 0;
}
.product-tile + .product-tile {
  border-left: 1px solid var(--color-neutral-300);
}
.product-heading {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 112px;
  gap: 8px;
  padding: 16px 20px;
  color: white;
  background: linear-gradient(
    180deg,
    var(--color-section-header-start),
    var(--color-section-header-end)
  );
  border-bottom: 2px solid var(--color-brand-green);
}
.product-heading h2 {
  display: flex;
  align-items: center;
  height: 40px;
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: white;
}
.product-heading h2 > img {
  width: auto;
  height: 36px;
  max-width: 100%;
  object-fit: contain;
  object-position: left;
}
.product-heading p {
  color: white;
  font-size: 0.875rem;
  line-height: 1.4;
  margin: 0;
}
.product-heading .emr-logo-pair {
  display: grid;
  grid-template-columns: 1027fr 1475fr;
  align-items: center;
  gap: 12px;
  width: min(100%, 325px);
}
.product-heading .emr-logo-pair > img {
  width: 100%;
  height: auto;
  max-height: 32px;
  min-width: 0;
  object-fit: contain;
  object-position: left;
}
.product-content {
  display: flex;
  flex-direction: column;
  padding: 20px;
  flex: 1;
}
.feature-gallery {
  display: grid;
  gap: 20px;
  margin-bottom: 20px;
}
.feature-preview {
  min-width: 0;
  margin: 0;
}
.feature-preview figcaption {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 44px;
  margin-bottom: 8px;
}
.feature-preview h3 {
  margin: 0;
  color: var(--color-text);
  font-size: 0.9375rem;
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: 0;
}
.feature-media {
  --workspace-controls-height: 64px;
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--color-neutral-300);
  border-radius: var(--radius-sm);
  background: var(--color-neutral-100);
}
.feature-still {
  position: relative;
  display: block;
  aspect-ratio: 1.6;
}
.feature-still img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.feature-still:focus-visible {
  outline-offset: -4px;
}
.workspace-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  height: var(--workspace-controls-height);
  padding: 8px;
  border-top: 1px solid var(--color-neutral-300);
}
.workspace-expand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 44px;
  min-height: 44px;
  padding: 8px 10px;
  border: 1px solid rgb(255 255 255 / 40%);
  border-radius: var(--radius-sm);
  color: white;
  background: rgb(0 0 0 / 90%);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
}
.workspace-expand:hover {
  background: var(--color-brand-green-onwhite);
}
.workspace-expand svg {
  width: 18px;
  height: 18px;
  flex: none;
}
.workspace-expand:focus-visible {
  outline: 2px solid white;
  outline-offset: -5px;
}
.workspace-live-surface {
  position: absolute;
  inset: 0 0 var(--workspace-controls-height);
  z-index: 2;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  padding: 0;
  overflow: hidden;
  color: black;
  background: transparent;
}
.workspace-live-surface[data-expanded="true"] {
  position: fixed;
  inset: 16px;
  z-index: 2001;
  width: auto;
  height: auto;
  border: 1px solid var(--color-neutral-500);
  border-radius: var(--radius-card);
  background: white;
}
.workspace-live-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgb(0 0 0 / 80%);
}
.workspace-live-surface[hidden],
.workspace-live-backdrop[hidden],
.workspace-expand[hidden] {
  display: none;
}
.workspace-live-toolbar {
  display: none;
  flex: none;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 52px;
  padding: 4px 12px;
  color: white;
  background: black;
}
.workspace-live-surface[data-expanded="true"] .workspace-live-toolbar {
  display: flex;
}
.workspace-live-toolbar h2 {
  margin: 0;
  color: white;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
}
.workspace-live-toolbar button {
  flex-shrink: 0;
  min-width: 44px;
  min-height: 44px;
}
.workspace-live-notice {
  position: absolute;
  inset: auto 0 0;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 10px 12px;
  border-top: 1px solid var(--color-neutral-300);
  background: rgb(255 255 255 / 96%);
  font-size: 0.8125rem;
  line-height: 1.4;
}
.workspace-live-notice[hidden] {
  display: none;
}
.workspace-live-notice p {
  flex: 1 1 260px;
  margin: 0;
}
.workspace-live-notice a {
  color: black;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.workspace-live-stage {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.workspace-live-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--color-neutral-100);
  transition: opacity 160ms ease;
}
.workspace-live-surface[data-state="ready"] .workspace-live-poster {
  opacity: 0;
  pointer-events: none;
}
.workspace-live-surface [data-workspace-frame] {
  display: block;
  width: 1280px;
  height: 800px;
  max-width: none;
  border: 0;
  opacity: 0;
  background: white;
  transform: scale(var(--workspace-scale, 1));
  transform-origin: top left;
  transition: opacity 160ms ease;
}
.workspace-live-surface[data-state="ready"] [data-workspace-frame] {
  opacity: 1;
}
.workspace-live-surface[data-expanded="true"] [data-workspace-frame] {
  width: 100%;
  height: 100%;
  transform: none;
}
body.workspace-expanded {
  overflow: hidden;
}
@media (max-width: 600px) {
  .workspace-live-surface[data-expanded="true"] {
    inset: 8px;
  }
  .workspace-live-toolbar {
    gap: 8px;
    padding-inline: 8px;
  }
  .workspace-live-toolbar h2 {
    font-size: 0.875rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  .workspace-live-surface [data-workspace-frame],
  .workspace-live-poster {
    transition: none;
  }
}
.product-description {
  color: black;
  font-size: 0.9375rem;
  line-height: 1.6;
  margin: 0 0 12px;
  flex: 1;
}
.product-walkthrough {
  width: 100%;
  margin-top: auto;
}
/* Reference library: regions, topics, search and item lists. */
.ref-hero{max-width:780px;padding:6px 0 42px}.ref-hero h1{font-size:clamp(36px,4vw,54px)}.ref-hero .lead{max-width:640px}.ref-hero .micro{gap:18px}
.ref-search{display:flex;gap:10px;margin-top:26px;max-width:680px}.ref-search .search-box input{padding:15px 0;font-size:16px}
.ref-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.ref-card{display:flex;flex-direction:column;gap:8px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:10px;transition:border-color .15s,box-shadow .15s}.ref-card:hover{border-color:#84af93;box-shadow:var(--shadow)}
.ref-card-title{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.ref-card-title strong{font-size:17px;letter-spacing:-.2px}.ref-card-topics{font-size:12.5px;line-height:1.5;color:var(--muted)}
.ref-count{display:inline-flex;align-items:center;min-width:24px;justify-content:center;padding:2px 8px;border-radius:999px;background:var(--mint);color:var(--green);font-size:12px;font-weight:700;letter-spacing:0}
.ref-chips{display:flex;flex-wrap:wrap;gap:8px}.ref-chips a{display:inline-flex;align-items:center;gap:8px;padding:9px 13px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:14px;font-weight:600}.ref-chips a:hover{border-color:#84af93;color:var(--green)}.ref-chips span{font-size:12px;color:var(--muted);font-weight:500}
.ref-head{margin-bottom:16px}.ref-filter{max-width:440px;margin-bottom:6px}.ref-filter input{padding:11px 0}
.ref-jump{position:sticky;top:0;z-index:5;display:flex;flex-wrap:wrap;gap:6px;padding:12px 0;background:var(--paper);border-bottom:1px solid var(--line)}.ref-jump button{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:600}.ref-jump button:hover{border-color:#84af93;color:var(--green)}.ref-jump span{font-size:11px;color:var(--muted);font-weight:500}
.ref-page [hidden]{display:none!important}.ref-none{margin:24px 0;color:var(--muted)}
.ref-section{margin-top:26px;padding-top:20px;border-top:1px solid var(--line);scroll-margin-top:70px}.ref-section:first-of-type{border-top:0}.ref-section h2{display:flex;align-items:center;gap:10px;font-size:22px;margin-bottom:6px}.ref-section h2 a:hover{color:var(--green)}
.ref-group h3{margin:16px 0 6px;font-size:11px;letter-spacing:1.2px;text-transform:uppercase;color:var(--green)}
.ref-list{list-style:none;margin:6px 0 0;padding:0;columns:3 240px;column-gap:10px}.ref-list li{break-inside:avoid;padding:0 0 8px}.ref-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px 10px 14px;background:#fff;border:1px solid var(--line);border-radius:8px;font-size:14.5px;font-weight:600;line-height:1.35;transition:border-color .15s,color .15s}.ref-list a svg{width:15px;height:15px;color:var(--green);flex-shrink:0;transition:transform .15s}.ref-list a:hover{border-color:#84af93;color:var(--green)}.ref-list a:hover svg{transform:translateX(2px)}
.ref-more{margin-top:8px}.ref-more summary{display:inline-flex;margin:6px 0;color:var(--green);font-size:13px;font-weight:700;cursor:pointer}.ref-more[open] summary{margin-bottom:0}
.ref-results{list-style:none;margin:0;padding:0;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}.ref-result{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:11px 16px;border-top:1px solid var(--line)}.ref-result:first-child{border-top:0}.ref-result a{display:flex;flex-direction:column;gap:3px;min-width:0}.ref-result strong{font-size:15px}.ref-result a span{font-size:12.5px;color:var(--muted)}.ref-result a:hover strong{color:var(--green)}
.ref-show-more{margin-top:14px}.ref-related{margin-top:34px}.ref-related h2{font-size:19px;margin-bottom:12px}.ref-related .text-link{margin-top:12px}
/* DevPT hero: a dark full-bleed band (box-shadow + clip-path widen it without a horizontal scrollbar). */
.devpt-hero{position:relative;max-width:none;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center;margin:-38px 0 34px;padding:30px 0 28px;color:#fff;background:#0b120e;box-shadow:0 0 0 100vmax #0b120e;clip-path:inset(0 -100vmax);isolation:isolate}
.devpt-hero:before{content:'';position:absolute;z-index:-1;right:-6%;top:50%;width:min(620px,60vw);aspect-ratio:1;transform:translateY(-50%);background:radial-gradient(closest-side,#1d5a35 0%,#123a24 45%,#0b120e00 100%);pointer-events:none}
.devpt-hero .eyebrow{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:#29c46e}
.devpt-hero h1{font-size:clamp(34px,3.8vw,52px);letter-spacing:-1.6px;max-width:620px}.devpt-hero .lead{font-size:16px;margin-top:12px}.devpt-hero .ref-search{margin-top:20px}
.devpt-hero .lead{color:#b9c9be;max-width:560px}
.devpt-hero .ref-search{max-width:620px}.devpt-hero .search-box{border-color:#2c3d32;background:#fff}.devpt-hero .ref-search .button{background:#00a34a;border-color:#00a34a}.devpt-hero .ref-search .button:hover{background:#00b552}
.beta-pill,.beta-tag{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border-radius:999px;font-size:10px;font-weight:800;letter-spacing:1px;text-transform:uppercase;line-height:1.4;white-space:nowrap}
.beta-pill{background:#29c46e1f;color:#7fe0a8;border:1px solid #29c46e66}.beta-pill:before{content:'';width:6px;height:6px;border-radius:50%;background:#29c46e}
.beta-tag{margin-left:-24px;background:#29c46e;color:#06210f}
.hero-stats{display:flex;gap:34px;margin:22px 0 0;padding:16px 0 0;border-top:1px solid #ffffff1a}.hero-stats div{display:flex;flex-direction:column-reverse;gap:2px}.hero-stats dt{font-size:11px;letter-spacing:1.2px;text-transform:uppercase;color:#8fa596;font-weight:700}.hero-stats dd{margin:0;font-size:26px;font-weight:800;letter-spacing:-1px;color:#fff;font-variant-numeric:tabular-nums;min-width:2ch}.stat-wait{color:#3d5547}
.hero-tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;width:min(100%,480px);justify-self:end}.hero-tile{position:relative;display:block;border-radius:12px;overflow:hidden;border:1px solid #ffffff1c;background:#0b120e;color:#fff;text-decoration:none;transition:transform .2s ease,border-color .2s ease}.hero-tile:hover{transform:translateY(-2px);border-color:#29c46e}.hero-tile:focus-visible{outline:3px solid #ffd06a;outline-offset:2px}.tile-art{position:relative;display:block;aspect-ratio:4/3}.tile-art img,.tile-art video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.tile-art video{opacity:0;transition:opacity .45s ease}.video-on .tile-art video{opacity:1}.tile-label{display:flex;align-items:center;gap:7px;padding:8px 11px;border-top:1px solid #ffffff14;font-size:13px;font-weight:700;letter-spacing:.2px}.tile-label i{width:7px;height:7px;border-radius:50%;background:#29c46e}
.link-button{display:inline;padding:0;color:var(--green);font-weight:700;text-decoration:underline;text-underline-offset:3px;font-size:inherit}.link-button:hover{color:#00672d}
.beta-note .link-button{color:#0b5f2c}.footer .link-button{color:inherit;font-weight:inherit}
/* Subsection band: the hero's dark style, condensed for region, topic, search, saved and product pages. */
.page-band{position:relative;margin:-38px 0 26px;padding:22px 0 24px;color:#fff;background:#0b120e;box-shadow:0 0 0 100vmax #0b120e;clip-path:inset(0 -100vmax);isolation:isolate}
.page-band:before{content:'';position:absolute;z-index:-1;right:0;top:50%;width:min(460px,50vw);aspect-ratio:1;transform:translateY(-50%);background:radial-gradient(closest-side,#1b5232 0%,#113522 45%,#0b120e00 100%);pointer-events:none}
.page-band .page-head,.page-band .activity-heading{margin-bottom:0}.page-band .page-head h1,.page-band .activity-heading h1{color:#fff;font-size:clamp(28px,3vw,38px);letter-spacing:-1px;margin:0}
.page-band .breadcrumb{margin-bottom:16px;color:#8fa596}.page-band .breadcrumb a{color:#29c46e}
.page-band .activity-meta,.page-band .page-head p{color:#a9bbaf}
.page-band .button.secondary{background:#ffffff0d;border-color:#ffffff2e;color:#fff}.page-band .button.secondary:hover{background:#ffffff1f}
.page-band .icon-button{background:#ffffff0d;border-color:#ffffff2e;color:#d5e2d9}.page-band .icon-button:hover{background:#ffffff1f}
.page-band .button.added{background:#29c46e26;border-color:#29c46e80;color:#9ff0c1}
.page-band .text-link{color:#29c46e}.page-band .tag{background:#29c46e1f;border-color:#29c46e66;color:#9ff0c1}
.page-band .ref-filter{margin:18px 0 0;border-color:#2c3d32}
.page-band .ref-head-media{box-shadow:0 0 0 1px #ffffff1a}.page-band .ref-head-glyph{background:#29c46e1a;box-shadow:inset 0 0 0 1px #29c46e55}
.ref-page .page-band+.ref-jump{margin-top:-26px}
/* Resource pages keep the band to one slim row so the player stays the focus. */
.activity-page .page-band{padding:12px 0 14px;margin-bottom:18px}.activity-page .page-band:before{width:min(300px,40vw)}
.activity-page .page-band .breadcrumb{margin-bottom:4px;font-size:11.5px}
.activity-page .page-band .activity-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}
.activity-page .page-band .activity-heading>div:first-child{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;min-width:0}
.activity-page .page-band .activity-heading h1{font-size:clamp(22px,2.2vw,28px);letter-spacing:-.6px}
.activity-page .page-band .activity-meta{font-size:12px}
/* Index cards: regions show a render (with a turntable on hover), topics a glyph. */
.ref-grid.regions,.ref-page .ref-grid:not(.topics){grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}
.ref-card{position:relative;transition:border-color .15s,transform .2s}.ref-card:after{content:'';position:absolute;inset:0;border-radius:inherit;box-shadow:0 14px 34px #14251a1f;opacity:0;transition:opacity .2s;pointer-events:none}
.ref-card:hover{box-shadow:none;transform:translateY(-2px)}.ref-card:hover:after{opacity:1}
.ref-card-media{position:relative;display:block;aspect-ratio:4/3;border-radius:7px;overflow:hidden;background:radial-gradient(ellipse at 50% 45%,#173a26,#0b120e 75%);contain:paint}
.ref-card-media img,.ref-card-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ref-card-media video,.ref-head-media video{opacity:0;transition:opacity .18s linear}.turning video{opacity:1}
.region-card{padding:8px 8px 14px;gap:10px}.region-card .ref-card-title,.region-card .ref-card-topics{padding:0 8px}
.ref-card-glyph,.ref-head-glyph{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;background:#0b120e;color:#29c46e;flex-shrink:0}.ref-card-glyph svg{width:24px;height:24px;stroke-width:1.6}
.topic-card{display:grid;grid-template-columns:44px minmax(0,1fr);column-gap:14px;row-gap:4px;align-items:center}.topic-card .ref-card-glyph{grid-row:span 2}.topic-card .ref-card-topics{grid-column:2}
.topic-card:hover .ref-card-glyph{background:#007a35;color:#fff}.ref-card-glyph{transition:background .15s,color .15s}
.ref-card-shell{pointer-events:none;padding:8px 8px 14px;gap:10px}.ref-grid.topics .ref-card-shell .ref-card-media{display:none}.shell-line{display:block;height:12px;margin:0 8px;border-radius:6px;background:#e7ece7;position:relative;overflow:hidden}.shell-line.short{width:55%}
.shell-line:after,.ref-card-shell .ref-card-media:after{content:'';position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,#fff0,#ffffff80,#fff0);animation:shell 1.2s ease-in-out infinite}.ref-card-shell .ref-card-media:after{background:linear-gradient(90deg,#fff0,#ffffff12,#fff0)}
@keyframes shell{to{transform:translateX(100%)}}
.ref-head{align-items:center;justify-content:flex-start}.ref-head>div:not(.actions){flex:1;min-width:0}.ref-head .actions{margin-left:auto}
.ref-head-media{position:relative;width:132px;aspect-ratio:4/3;border-radius:9px;overflow:hidden;flex-shrink:0;background:#0b120e;contain:paint}.ref-head-media img,.ref-head-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ref-head-glyph{width:64px;height:64px;border-radius:14px}.ref-head-glyph svg{width:34px;height:34px;stroke-width:1.5}
/* Marks: a region's model render or a topic's glyph beside headings, chips and results. */
.mark{display:inline-grid;place-items:center;flex-shrink:0;overflow:hidden;vertical-align:middle}
.mark-model{width:44px;aspect-ratio:4/3;border-radius:6px;background:#0b120e}.mark-model img{width:100%;height:100%;object-fit:cover}
.mark-glyph{width:32px;height:32px;border-radius:8px;background:#0b120e;color:#29c46e}.mark-glyph svg{width:18px;height:18px;stroke-width:1.7}
.ref-section h2 a{display:inline-flex;align-items:center;gap:12px}
.ref-jump .mark-model.mark-chip{width:26px;border-radius:4px;margin:-2px 0 -2px -5px}.ref-jump .mark-glyph.mark-chip{width:22px;height:22px;border-radius:6px;margin:-2px 0 -2px -5px}.ref-jump .mark-glyph.mark-chip svg{width:13px;height:13px}
.ref-result a{flex-direction:row;align-items:center;gap:14px}.ref-result .result-copy{display:flex;flex-direction:column;gap:3px;min-width:0}.ref-result .result-copy>span{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--muted)}
.mark-result.mark-model{width:56px}.mark-result.mark-glyph{width:42px;height:42px}
.mark-inline.mark-glyph{width:auto;height:auto;background:none;color:var(--green);border-radius:0}.mark-inline.mark-glyph svg{width:14px;height:14px}
.activity-page .page-band{display:flex;align-items:center;gap:16px}.activity-page .band-copy{flex:1;min-width:0}.band-model.mark-model{width:76px;border-radius:7px;box-shadow:0 0 0 1px #ffffff1f}
.share-view-note{margin-top:14px;color:var(--muted);font-size:13px;line-height:1.5}.share-view-note button{font:inherit;color:var(--green);background:transparent;border:0;text-decoration:underline;cursor:pointer}
@media(pointer:coarse){.share-view-note button{min-height:44px}.activity-page .page-band .actions>button{min-width:44px;min-height:44px}}
/* Report an issue */
.report-form{display:flex;flex-direction:column;gap:16px}.report-form p{margin:0}
.report-about{display:flex;flex-direction:column;gap:3px;padding:12px 14px;background:var(--mint);border-radius:8px}.report-about span{font-size:10px;font-weight:800;letter-spacing:1.2px;text-transform:uppercase;color:var(--green)}.report-about strong{font-size:15px;color:var(--ink)}
.report-form fieldset{border:0;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}.report-form legend{font-size:11px;font-weight:800;letter-spacing:.7px;text-transform:uppercase;margin-bottom:9px}
.report-kind{position:relative;cursor:pointer}.report-kind input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}.report-kind span{display:inline-flex;padding:8px 13px;border:1px solid #cbd5cd;border-radius:999px;font-size:13px;font-weight:600;background:#fff}.report-kind input:checked+span{background:#0b120e;border-color:#0b120e;color:#fff}.report-kind input:focus-visible+span{outline:3px solid #28a764;outline-offset:2px}
.report-field{display:flex;flex-direction:column;gap:7px}.report-field>span{font-size:11px;font-weight:800;letter-spacing:.7px;text-transform:uppercase}.report-field em{font-style:normal;text-transform:none;letter-spacing:0;font-weight:500;color:var(--muted)}.report-field textarea,.report-field input{width:100%;padding:11px 12px;border:1px solid #cbd5cd;border-radius:7px;font-size:14px;color:var(--ink);background:#fff;resize:vertical}.report-field textarea{min-height:100px;line-height:1.5}
.modal-body .report-note{display:flex;gap:8px;font-size:12.5px;color:var(--muted);line-height:1.5}.report-note svg{width:16px;height:16px;margin-top:2px;color:var(--green)}
.report-actions{display:flex;gap:10px;flex-wrap:wrap}
@media(max-width:1050px){.beta-tag{margin-left:-14px}}
@media(max-width:800px){.devpt-hero{grid-template-columns:minmax(0,1fr);gap:18px;padding:34px 0 30px;margin-bottom:30px}.devpt-hero:before{width:340px;right:-120px;top:120px}.hero-copy{display:contents}.devpt-hero .eyebrow,.devpt-hero h1,.devpt-hero .lead{grid-column:1}.hero-tiles{grid-column:1/-1;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;gap:10px}.devpt-hero .ref-search,.hero-stats{grid-column:1/-1}.hero-stats{margin-top:6px;gap:26px}.hero-stats dd{font-size:24px}.ref-head{flex-wrap:wrap}.ref-head-media{width:96px}}
@media(max-width:520px){.band-model.mark-model{width:56px}.ref-section h2 a{gap:9px}.ref-section h2 .mark-model{width:36px}.ref-section h2 .mark-glyph{width:28px;height:28px}.page-band{margin-top:-25px;padding:18px 0 20px}.activity-page .page-band{padding:10px 0 12px}.activity-page .page-band .activity-heading h1{font-size:21px}.page-band .page-head h1,.page-band .activity-heading h1{font-size:27px}.devpt-hero{padding-top:22px;margin-top:-25px}.devpt-hero h1{font-size:34px;letter-spacing:-1.2px}.devpt-hero .lead{font-size:15px;margin-top:12px}.hero-tiles{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin:0 -16px;padding:0 16px;scroll-padding:0 16px}.hero-tiles::-webkit-scrollbar{display:none}.hero-tile{flex:0 0 46%;scroll-snap-align:start}.hero-tile:hover{transform:none}.hero-tiles{width:auto;justify-self:stretch}.tile-label{font-size:12px;padding:7px 10px}.devpt-hero:before{width:260px;right:-110px;top:40px}.beta-tag{margin-left:-6px;padding:2px 7px;font-size:9px}.ref-grid.regions,.ref-page .ref-grid:not(.topics){grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.region-card{padding:6px 6px 11px;gap:8px}.region-card .ref-card-title,.region-card .ref-card-topics{padding:0 5px}.region-card .ref-card-title strong{font-size:15px}.region-card .ref-card-topics{display:none}.ref-grid.topics{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.topic-card{grid-template-columns:1fr;padding:14px;row-gap:10px}.topic-card .ref-card-glyph{grid-row:auto;width:38px;height:38px}.topic-card .ref-card-title strong{font-size:15px}.topic-card .ref-card-topics{display:none}.ref-head .actions{width:100%;margin-left:0}}
@media(prefers-reduced-motion:reduce){.ref-card:hover{transform:none}.shell-line:after,.ref-card-shell .ref-card-media:after{animation:none}}
/* The page moves focus to its main region on navigation; that programmatic focus needs no ring. */
main[tabindex="-1"]:focus{outline:none}
@media(max-width:800px){.ref-hero{padding-bottom:30px}.ref-list{columns:2 180px}.ref-section h2{font-size:20px}}
@media(max-width:520px){.ref-search .button{padding-left:14px;padding-right:14px}.ref-grid{grid-template-columns:1fr}.ref-list{columns:1}.ref-jump{flex-wrap:nowrap;overflow-x:auto;margin:0 -20px;padding:10px 20px}.ref-jump button{flex-shrink:0}}
/* Region and topic headers: the band's own live tile, beside the title and filter. */
.page-band.has-tile{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,264px);grid-template-rows:auto auto 1fr;column-gap:clamp(24px,4vw,56px);align-items:start}.page-band.has-tile .ref-filter{align-self:end}.page-band.has-tile>:not(.section-tile){grid-column:1}.section-tile{grid-column:2;grid-row:1/span 3;position:relative;display:block;border-radius:12px;overflow:hidden;border:1px solid #ffffff1c;background:#0b120e;color:#fff;text-decoration:none;transition:transform .2s ease,border-color .2s ease}a.section-tile:hover{transform:translateY(-2px);border-color:#29c46e}.section-tile:focus-visible{outline:3px solid #ffd06a;outline-offset:2px}.section-tile .tile-art{aspect-ratio:16/10}.section-tile .tile-label{font-size:12.5px;padding:7px 11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.section-tile .tile-label i{flex-shrink:0}
@media(max-width:800px){.section-tile .tile-art{aspect-ratio:4/3}.page-band.has-tile{grid-template-columns:minmax(0,1fr) 38%;column-gap:16px}.page-band.has-tile .section-tile{grid-row:1/span 2;align-self:start}.page-band.has-tile .ref-filter{grid-column:1/-1}.page-band.has-tile{grid-template-rows:none}.page-band.has-tile .ref-head{display:contents}.page-band.has-tile .ref-head>div:not(.actions){grid-column:1;align-self:center}.page-band.has-tile .ref-head .actions{grid-column:1/-1;margin:14px 0 0}.page-band.has-tile .ref-head-glyph{display:none}}
@media(max-width:520px){.section-tile{border-radius:10px}.section-tile .tile-label{font-size:11px;padding:5px 8px;gap:5px}.section-tile .tile-label i{width:6px;height:6px}.page-band.has-tile .ref-head .actions .button{flex:1 1 auto}}
@media(prefers-reduced-motion:reduce){a.section-tile:hover{transform:none}}
/* A game played full screen: the player's frame covers the window (see playerScreen in teaching-library.js). */
html.player-fullscreen,html.player-fullscreen body{overflow:hidden}
.native-player.fullscreen{position:fixed;inset:0;z-index:1000;width:100vw;height:100vh;height:100dvh;margin:0;border-radius:0;background:#0b130e}
.native-player.fullscreen .native-stage,.focused-activity .native-player.fullscreen .native-stage{height:100%;min-height:0;border-radius:0}
.native-recovery{position:absolute;z-index:20;left:12px;right:12px;bottom:12px;padding:12px;background:#101814f5;border:1px solid #6b8272;border-radius:8px;color:#edf5ef}
.native-recovery[hidden]{display:none}
.native-player .native-recovery .native-status{position:static;display:block;margin:0 0 8px;padding:0;border:0;background:none;font-size:13px;color:inherit}
.native-recovery .actions{display:flex;flex-wrap:wrap;gap:8px}
.native-recovery .button{min-height:38px}
.native-player:not(.fullscreen) [data-player-exit]{display:none}
.saved-view-note{display:block;color:var(--green);font-size:12px;margin-top:5px}

/* Resource switch: the resources of one region and topic as a menu in the page header, in place of a strip below it. */
.resource-switch{position:relative;display:inline-flex;align-items:center;min-width:0;max-width:min(300px,100%)}
.resource-switch select{appearance:none;-webkit-appearance:none;max-width:100%;min-height:35px;padding:0 34px 0 13px;border:1px solid #ffffff2e;border-radius:8px;background:#ffffff0d;color:#fff;font:600 13px/1.2 inherit;font-family:inherit;text-overflow:ellipsis;cursor:pointer}
.resource-switch select:hover{background:#ffffff1f}.resource-switch select:focus-visible{outline:3px solid var(--color-brand-green-light,#00b44f);outline-offset:2px}
.resource-switch option{color:var(--ink);background:#fff}
.anatomy-workspace-band{display:flex;align-items:center;gap:16px;padding-block:14px}
.anatomy-workspace-band .band-copy{flex:1;min-width:0}
.anatomy-workspace-band .breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:0}
.anatomy-workspace-band .breadcrumb>.icon{flex-shrink:0}
.anatomy-workspace-band .resource-switch{max-width:min(460px,100%);font-size:14px}
.anatomy-workspace-band .resource-switch select{width:100%;min-height:40px}
.anatomy-workspace-band .actions{display:flex;gap:8px;flex-shrink:0}
.anatomy-workspace-band .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
@media(max-width:620px){.anatomy-workspace-band{align-items:flex-start;gap:8px}.anatomy-workspace-band .workspace-crumb{font-size:12px}.anatomy-workspace-band .resource-switch{flex:1 1 100%;order:0}.anatomy-workspace-band .actions{gap:4px}.anatomy-workspace-band .actions .icon-button{width:36px;height:40px}}
.resource-switch svg{position:absolute;right:11px;width:14px;height:14px;transform:rotate(90deg);color:#a9bbaf;pointer-events:none}
@media(pointer:coarse){.resource-switch select{min-height:44px}}
@media(max-width:620px){.activity-page .page-band .activity-heading{flex-wrap:wrap}.activity-page .page-band .compact-activity-heading .actions{width:100%;flex-wrap:wrap}.resource-switch{order:-1;flex:1 1 100%;max-width:none}.resource-switch select{width:100%}}

/* Share dialog: the link beside its QR code and, for one resource, an embed code for Canvas or Blackboard. */
.share-body{display:flex;flex-direction:column;gap:16px}.share-body p{margin:0}
.share-modes{display:flex;gap:8px}
.share-link{display:flex;gap:20px;align-items:flex-start}.share-link-fields{flex:1;min-width:0;display:flex;flex-direction:column;gap:12px}.share-link-fields .copy-box{margin:0}
.share-qr{flex:none;width:152px;height:152px;padding:6px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.share-qr svg{display:block;width:100%;height:100%}
[data-share-panel][hidden]{display:none}
#share-embed{width:100%;resize:none;padding:11px 12px;border:1px solid var(--color-input-border,#bdcbbf);border-radius:6px;background:var(--color-neutral-50,#fafafa);color:var(--ink);font:12px/1.55 var(--font-mono,ui-monospace,monospace)}
.share-embed-actions{display:flex;margin:10px 0 14px}
.share-local-note{font-size:12px}
@media(max-width:520px){.share-link{flex-direction:column;align-items:stretch}.share-qr{align-self:center}}