/* Glassmorphism Skill · reviewed source f631a09 · unified production presentation. */
:root{--glass-surface:rgba(158,197,230,.065);--glass-raised:rgba(189,218,244,.105);--glass-line:rgba(218,238,255,.26);--glass-ink:#f0f6fd;--glass-muted:#bbcadc;--glass-blue:#1856ff;--glass-shadow:inset 0 1px 0 #ffffff35,inset 1px 0 0 #ffffff0b,0 16px 45px #00000022;--glass-blur:blur(16px) saturate(118%)}
html{scroll-behavior:smooth}
body:is([data-page=home],[data-page=detail]){--ink:var(--glass-ink);--muted:var(--glass-muted);--green:#c6e6ff;--paper:#060e1e;--line:#d4eaff29;color:var(--glass-ink)!important;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
body:is([data-page=home],[data-page=detail]) header{background:rgba(8,19,36,.32)!important;border-bottom:1px solid #d8ecff21!important;backdrop-filter:var(--glass-blur)!important;-webkit-backdrop-filter:var(--glass-blur)!important;box-shadow:inset 0 1px 0 #ffffff0c}
body .nav>.login{background:linear-gradient(145deg,#edf9ff20,#edf9ff08)!important;border:1px solid #d8edff50!important;box-shadow:inset 0 1px 0 #ffffff35!important;color:#f1f8ff!important;border-radius:24px!important}
body .navlink[aria-current=page]{color:#f0f8ff!important}
body .navlink[aria-current=page]:after{background:#b9ddff!important;border-radius:2px}
body[data-page=home] .e2-inner{max-width:1280px;gap:48px}
body[data-page=home] .e2-copy{padding-left:clamp(20px,5vw,70px)}
body[data-page=home] .e2-kicker{display:inline-flex;align-items:center;gap:10px;padding:9px 14px;background:#d9eaff08;border:1px solid #dcecff27;border-radius:30px;font-size:12px;letter-spacing:2px;color:#c9d9e8;box-shadow:inset 0 1px 0 #ffffff13;backdrop-filter:blur(10px)}
body[data-page=home] .e2-kicker:before{content:'';width:5px;height:5px;border-radius:50%;background:#b4eedb;box-shadow:0 0 10px #8fe9ca88}
body[data-page=home] .e2-copy h1{font-size:clamp(38px,3.7vw,54px);line-height:1.36;letter-spacing:-1px;font-weight:550;text-shadow:0 3px 24px #080e2088}
body[data-page=home] .e2-copy h1 em{color:#c2e8e7}
body[data-page=home] .e2-description{color:#bdcddd;font-size:16px}
body[data-page=home] .e2-cta,body[data-page=home] .share-primary,body[data-page=detail] .btn:not(.secondary){border:1px solid #f8ffffbc!important;border-radius:28px!important;background:linear-gradient(145deg,#f4fcffee,#cfe4f2de)!important;color:#173047!important;box-shadow:inset 0 1px 0 #fff,0 8px 25px #0d172a35!important;backdrop-filter:blur(14px);min-height:44px;transition:transform .22s,box-shadow .22s,background .22s}
body[data-page=home] .e2-cta{height:50px!important;padding:0 24px!important;font-size:14px!important}
body[data-page=home] .e2-motion{border-radius:20px;background:#c8e6ff08;border-color:#d8efff30;color:#b7ccdf}
body[data-page=home] .home-skills{padding-top:28px}
body[data-page=home] .skill-catalog-heading>div::before{display:none!important}
body[data-page=home] .skill-catalog-heading::before{background:transparent!important;border:0!important;box-shadow:none!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
body[data-page=home] .skill-catalog-heading.is-stuck::before{background:linear-gradient(110deg,#101d30b0,#14273d8a)!important;border-bottom:1px solid #e0f1ff3d!important;box-shadow:inset 0 1px 0 #ffffff12,0 8px 32px #020a1224!important;backdrop-filter:blur(22px) saturate(120%)!important;-webkit-backdrop-filter:blur(22px) saturate(120%)!important}
body[data-page=home] .skill-catalog-heading :is(h1,.subtitle,.helper),body[data-page=home] .skill-catalog-heading.is-stuck :is(h1,.subtitle,.helper){color:var(--glass-ink)!important}
body[data-page=home] .skill-catalog-heading .subtitle{color:#bdcede!important}
body[data-page=home] :is(.search,.sort-menu,.sort-trigger,.skill-category-tabs .tab){background:var(--glass-surface)!important;border:1px solid var(--glass-line)!important;box-shadow:inset 0 1px 0 #ffffff14!important;color:var(--glass-ink)!important;backdrop-filter:blur(10px)!important;-webkit-backdrop-filter:blur(10px)!important}
body[data-page=home] .skill-category-tabs .tab[aria-selected=true]{background:#cae4fa21!important;border-color:#d6efff75!important;box-shadow:inset 0 1px 0 #ffffff45,0 0 0 3px #bddfff08!important;color:#fff!important}
body[data-page=home] .search input{color:#eff7ff!important}
body[data-page=home] .search input::placeholder{color:#a6bace!important}
body[data-page=home] .skill-card-grid .skillrow{background:linear-gradient(135deg,#cee5ff0e,#aac8ef05)!important;border:1px solid #dfedff30!important;border-top-color:#e8f5ff75!important;border-radius:20px!important;box-shadow:var(--glass-shadow)!important;backdrop-filter:blur(12px) saturate(120%)!important;-webkit-backdrop-filter:blur(12px) saturate(120%)!important;transition:transform .26s cubic-bezier(.2,.7,.2,1),border-color .26s,box-shadow .26s!important}
body[data-page=home] .skill-card-grid .skillrow :is(.skillname,.skilldesc){color:#f0f6ff!important}
body[data-page=home] .skill-card-grid .skillrow :is(.skilldesc,.skill-english-name){color:#b8c8da!important}
body[data-page=home] .skill-cover{border-bottom:1px solid #e2f0ff3d}
/* Detail: one continuous glass surface; readable diagrams keep their own paper. */
body[data-page=detail] .detail-surface{--ink:#edf5ff;--muted:#b9c9da;--green:#c6e5ff;--paper:#102035;--line:#d8eaff25;--feedback-accent:#a8d8ff;--feedback-ring:#a8d8ff30;--feedback-wash:#a8d8ff0c;background:linear-gradient(125deg,#bddbff0b,#b8dbff04)!important;color:#edf5ff!important;color-scheme:dark!important;border:1px solid #dceeff2e!important;border-top-color:#e4f1ff5e!important;box-shadow:var(--glass-shadow)!important;backdrop-filter:blur(18px) saturate(115%)!important;-webkit-backdrop-filter:blur(18px) saturate(115%)!important;border-radius:24px!important}
body[data-page=detail] .detail-surface :is(h1,h2,h3,h4,strong){color:#eff7ff!important}
body[data-page=detail] .detail-heading h1{font-size:clamp(26px,2.5vw,34px)!important;letter-spacing:-.5px;line-height:1.5}
body[data-page=detail] .detail-main p,body[data-page=detail] .detail-main li{font-size:15px;line-height:1.95;color:#c6d5e5!important}
body[data-page=detail] :is(.detail-toc,.detail-aside .side-card,.detail-aside .acquire-card,.output-task-card,.task-card,.source-card,.rating-card,.similar-card){background:#d2e9ff08!important;border:1px solid #d9edff25!important;border-radius:16px!important;box-shadow:inset 0 1px 0 #ffffff13!important;color:#dfedfa!important}
body[data-page=detail] .detail-toc a{color:#bacdde!important;border-radius:9px;transition:background .2s,color .2s}
body[data-page=detail] .detail-toc a:hover,body[data-page=detail] .detail-toc a.active{background:#d8ecff14!important;color:#fff!important}
body[data-page=detail] .detail-surface :is(.badge,.tag,.task-tag){background:#cee6ff10!important;color:#cce7fc!important;border:1px solid #d4ebff1f!important}
body[data-page=detail] .detail-surface .btn.secondary{background:#d2eaff09!important;border-color:#d2eaff3b!important;color:#e2f1ff!important;border-radius:24px}
body[data-page=detail] .detail-stick::before{background:#0c1c30a6!important;border-bottom:1px solid #d9edff30!important;box-shadow:inset 0 1px 0 #ffffff14!important;backdrop-filter:blur(20px)!important}
body[data-page=detail] .detail-surface :is(.output-card,.task-item,.detail-block,.source-info,.rating-distribution,.feedback-empty){background:#c7dfff06!important;border-color:#d4eaff20!important}
body[data-page=detail] .source-overview{background:transparent!important;border-color:#d4eaff20!important}
body[data-page=detail] :is(input,textarea,select){background:#a8cbea0c!important;color:#eef7ff!important;border:1px solid #cfe7ff45!important;border-radius:10px!important}
body[data-page=detail] .diagram-viewer{border:1px solid #d9edff45;border-radius:14px;overflow:hidden;box-shadow:0 8px 28px #00000012}
body[data-page=detail] .diagram-viewer .visual-map{background:#f1f7fa!important}
body[data-page=detail] .detail-main :is(.output-grid,.task-grid)>*{background:#cae4ff08!important;border-color:#d4eaff20!important}
body[data-page=detail] :is(.ability-grid>div,.preparation-block,.source-conditions,.related-panel .related-card){background:#c4e2ff08!important;border:1px solid #d9edff25!important;box-shadow:inset 0 1px 0 #ffffff13!important;color:#c7d8e9!important}
body[data-page=detail] :is(.ability-grid>div>span,.section-eyebrow){color:#a9c1d5!important}
body[data-page=detail] .related-card>p{color:#b9cbdd!important}
body[data-page=detail] .detail-stick::before{background:linear-gradient(110deg,#0a1729e3,#12263ad4)!important}
body[data-page=detail] .detail-aside .similar-card :is(strong,p){color:#dceafb!important}
body :is(button,a,input,select,textarea):focus-visible{outline:2px solid #a3d9ff!important;outline-offset:4px!important}
body :is(input,textarea):focus{box-shadow:0 0 0 4px #b9dfff14!important}
@media(hover:hover){body[data-page=home] .skill-card-grid .skillrow:hover{transform:translateY(-7px) scale(1.012)!important;border-color:#dff0ff75!important;box-shadow:inset 0 1px 0 #ffffff80,0 24px 52px #0000003b,0 0 32px #aed6ff0a!important}body :is(.e2-cta,.share-primary,.btn,.skill-category-tabs .tab):hover{transform:translateY(-2px)!important;filter:brightness(1.08)}body .search:hover{border-color:#d4edff70!important}}
@supports not (backdrop-filter:blur(1px)){body[data-page=detail] .detail-surface,body[data-page=home] .skill-card-grid .skillrow{background:#122136!important}}
@media(max-width:760px){body[data-page=home] .e2-inner{gap:0}body[data-page=home] .e2-copy{padding:0 8px}body[data-page=home] .e2-copy h1{font-size:clamp(29px,7.8vw,38px);letter-spacing:-.7px}body[data-page=home] .e2-kicker{font-size:10px;letter-spacing:1px;padding:7px 12px;margin-bottom:18px}body[data-page=home] .e2-description{font-size:14px}body[data-page=home] .e2-field{margin-top:24px!important}body[data-page=detail] .detail-surface{border-radius:18px!important}body[data-page=detail] .detail-main p,body[data-page=detail] .detail-main li{font-size:14px;line-height:1.9}body[data-page=home] .skill-card-grid .skillrow{border-radius:16px!important}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}body *,body *::before,body *::after{transition:none!important;animation:none!important}}

/* V3: quiet tinted groups, without repeated outlines. */
body[data-page=detail] .detail-surface{background:rgba(10,21,38,.22)!important;border-color:#dceeff12!important;border-top-color:#e4f1ff26!important;box-shadow:none!important}
body[data-page=detail] .detail-surface .detail-main{gap:20px}
body[data-page=detail] .detail-surface .detail-main>:is(.detail-heading,.detail-section,.detail-lead){padding:24px 26px;margin:0;background:linear-gradient(130deg,rgba(70,101,132,.27),rgba(34,56,83,.40))!important;border:0!important;border-radius:18px;box-shadow:0 8px 26px #0000000d;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
body[data-page=detail] .detail-surface .detail-aside{gap:18px}
body[data-page=detail] .detail-surface .detail-aside>.side-card{padding:20px 18px;background:rgba(52,78,106,.30)!important;border:0!important;border-radius:18px!important;box-shadow:none!important}
body[data-page=detail] .detail-surface .detail-aside>.acquire-card{background:linear-gradient(135deg,#44677e55,#29485e55)!important}
body[data-page=detail] .detail-surface .detail-toc{padding:14px 8px;background:rgba(49,72,98,.33)!important;border:0!important;border-radius:16px!important;box-shadow:none!important;backdrop-filter:blur(10px)!important;-webkit-backdrop-filter:blur(10px)!important}
body[data-page=detail] .detail-surface .detail-toc a{padding:9px 10px;color:#b9cddd!important}
body[data-page=detail] .detail-surface .detail-toc a:is(:hover,.active){background:#d9ecff12!important;color:#f0f7ff!important}
body[data-page=detail] .detail-surface :is(.source-overview,.ability-grid>div,.preparation-block,.source-conditions,.output-card,.task-item,.detail-block,.source-info,.feedback-empty){background:transparent!important;border:0!important;box-shadow:none!important}
body[data-page=detail] .detail-surface .ability-grid{gap:22px}
body[data-page=detail] .detail-surface :is(.ability-grid>div,.preparation-block,.source-conditions){padding:0}
body[data-page=detail] .detail-surface .ability-grid>div>span{display:block;margin-bottom:8px;color:#e0edf8!important;font-weight:600}
body[data-page=detail] .detail-surface .related-panel .related-card{padding:0;background:#a5c4e60a!important;border:0!important;border-radius:14px!important;box-shadow:none!important;overflow:hidden;gap:8px}
body[data-page=detail] .detail-surface .related-panel .related-card>.skill-cover{width:100%;margin:0;border:0;border-radius:0!important;aspect-ratio:16/9}
body[data-page=detail] .detail-surface .related-panel .related-card>.skill-cover img{object-fit:cover}
body[data-page=detail] .detail-surface .related-panel .related-card>:is(strong,p,.related-metrics){margin-left:12px;margin-right:12px}
body[data-page=detail] .detail-surface .related-panel .related-card>strong{margin-top:3px}
body[data-page=detail] .detail-surface .related-panel .related-card>.related-metrics{margin-top:2px;margin-bottom:14px}
body[data-page=detail] .detail-surface :is(.badge,.tag,.task-tag){border-color:transparent!important;background:#cee6ff0c!important;border-radius:6px}
body[data-page=detail] .detail-surface .btn.secondary,body[data-page=detail] .detail-stick .btn.secondary{background:#d2eaff0d!important;border-color:transparent!important;box-shadow:none!important}
body[data-page=detail] .diagram-viewer{border-color:transparent!important;box-shadow:none!important}
body[data-page=detail] .rating-summary{border-color:#d8eaff15!important}
body[data-page=home] .skill-category-tabs .tab{border-color:transparent!important;box-shadow:none!important;background:#d8eaff09!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
body[data-page=home] .skill-category-tabs .tab[aria-selected=true]{border-color:transparent!important;background:#cce6ff23!important;box-shadow:none!important}
body[data-page=home] .skill-card-grid .skillrow{border-color:#dceeff1c!important;border-top-color:#e4f1ff38!important;background:linear-gradient(130deg,#41607b4d,#20384f4d)!important;box-shadow:inset 0 1px 0 #ffffff0c,0 12px 32px #00000017!important}
body[data-page=home] .skill-cover{border-bottom:0!important}
body[data-page=home] .e2-kicker{border-color:transparent!important;background:#d9eaff09!important;box-shadow:none!important}
@media(hover:hover){body[data-page=detail] .detail-surface :is(.btn.secondary,.related-card):hover{background:#d2eaff13!important}body[data-page=home] .skill-category-tabs .tab:hover{background:#d8eaff16!important}body[data-page=home] .skill-card-grid .skillrow:hover{border-color:#dceeff47!important;box-shadow:inset 0 1px 0 #ffffff35,0 20px 42px #00000028!important}}
@media(max-width:760px){body[data-page=detail] .detail-surface{padding:12px!important}body[data-page=detail] .detail-surface .detail-main>:is(.detail-heading,.detail-section,.detail-lead){padding:20px 16px;border-radius:16px}body[data-page=detail] .detail-surface .detail-main{gap:14px}body[data-page=detail] .detail-surface .detail-toc{padding:8px;background:#344e6a4d!important}}

/* V5: reading order, visible anchors and a defined edge for related cards. */
body[data-page=detail] .detail-surface .related-panel>h2{font-size:18px;white-space:nowrap;line-height:1.5;margin-bottom:18px}
body[data-page=detail] .detail-surface .related-panel .related-card{border:1px solid #dcefff36!important;border-top-color:#e8f5ff67!important;background:linear-gradient(130deg,#a3c6e916,#9fc5e60a)!important;box-shadow:inset 0 1px 0 #ffffff18,0 7px 18px #00000013!important}
body[data-page=detail] .detail-surface .detail-toc a{position:relative;min-height:40px;display:flex;align-items:center;padding-left:14px}
body[data-page=detail] .detail-surface .detail-toc a[aria-current=location]{background:#cce6ff1c!important;color:#f5fbff!important;font-weight:600}
body[data-page=detail] .detail-surface .detail-toc a[aria-current=location]::before{content:'';position:absolute;left:2px;top:50%;transform:translateY(-50%);width:3px;height:18px;border-radius:3px;background:#b8e1ff;box-shadow:0 0 9px #b8e1ff35}
body[data-page=detail] .detail-surface .teacher-benefits{padding-left:20px;margin:16px 0 0}
body[data-page=detail] .detail-surface .teacher-benefits li{padding-left:2px;margin:7px 0;font-size:15px;line-height:1.85}
body[data-page=detail] .detail-surface .teacher-examples{margin-top:26px;padding-top:20px;border-top:1px solid #d8eaff12}
body[data-page=detail] .detail-surface .teacher-examples h3{margin:0 0 14px;font-size:16px}
body[data-page=detail] .teacher-examples .gallery:has(>a:only-child){grid-template-columns:1fr}
body[data-page=detail] .teacher-prompt{margin-top:22px;padding:16px 18px;background:#d3eaff09;border-radius:12px}
body[data-page=detail] .teacher-prompt>span{color:#a9c4d9;font-size:12px}
body[data-page=detail] .teacher-prompt p{margin:8px 0 0}
body[data-page=detail] :is(.teacher-source-details,.teacher-mechanism){margin-top:16px}
body[data-page=detail] :is(.teacher-source-details,.teacher-mechanism)>summary{cursor:pointer;min-height:44px;padding:10px 0;color:#cbe7fb;line-height:1.7}
body[data-page=detail] .teacher-source-links{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:18px}
body[data-page=detail] .detail-surface a[href^="http"]:not(.related-card):not(.btn):not(.gallery a),body[data-page=research-detail] main a[href^="http"]{color:#bedfff;text-decoration:underline;text-decoration-color:#bedfff55;text-underline-offset:4px;overflow-wrap:anywhere}
body[data-page=detail] .teacher-mechanism .source-overview{margin-top:14px}
body[data-page=detail] .teacher-mechanism .source-overview strong{font-weight:500}
body[data-page=detail] .detail-surface :is(#skill-feedback,#versions){scroll-margin-top:100px}
@media(hover:hover){body[data-page=detail] .detail-surface .related-panel .related-card:hover{border-color:#dcefff70!important;box-shadow:inset 0 1px 0 #ffffff33,0 10px 24px #00000024!important}}
@media(max-width:760px){body[data-page=detail] .detail-surface .detail-toc a{padding:8px 12px;white-space:nowrap}body[data-page=detail] .detail-surface .detail-toc a[aria-current=location]::before{top:auto;bottom:2px;left:50%;width:20px;height:2px;transform:translateX(-50%)}body[data-page=detail] .teacher-benefits li{font-size:14px!important}}

/* V6: the overview spans the navigation and reading columns. */
body[data-page=detail] .detail-surface .demo-intro-wide>.detail-overview-wide{grid-column:1/3;grid-row:1;padding:24px 26px;margin:0;background:linear-gradient(130deg,rgba(70,101,132,.27),rgba(34,56,83,.40))!important;border:0!important;border-radius:18px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
body[data-page=detail] .detail-surface .demo-intro-wide>.detail-toc{grid-column:1;grid-row:2;align-self:start;margin-top:0}
body[data-page=detail] .detail-surface .demo-intro-wide>.detail-main{grid-column:2;grid-row:2;margin-top:0}
body[data-page=detail] .detail-surface .demo-intro-wide>.detail-aside{grid-column:3;grid-row:1/3;align-self:start}
body[data-page=detail] .detail-overview-wide .detail-intro{max-width:76ch;font-size:15px;line-height:1.9;color:#c6d5e5!important;margin-bottom:0}
body[data-page=detail] .detail-overview-wide :is(.detail-original,.detail-byline){color:#b9c9da!important}
@media(min-width:761px) and (max-width:850px){body[data-page=detail] .detail-surface .demo-intro-wide>.detail-overview-wide{grid-column:1/-1;grid-row:1}body[data-page=detail] .detail-surface .demo-intro-wide>.detail-toc{grid-column:1/-1;grid-row:2}body[data-page=detail] .detail-surface .demo-intro-wide>.detail-main{grid-column:1;grid-row:3}body[data-page=detail] .detail-surface .demo-intro-wide>.detail-aside{grid-column:2;grid-row:3}}
@media(max-width:760px){body[data-page=detail] .detail-surface .demo-intro-wide>.detail-overview-wide{grid-column:1;grid-row:1;padding:20px 16px;border-radius:16px}body[data-page=detail] .detail-surface .demo-intro-wide>.detail-toc{grid-column:1;grid-row:2}body[data-page=detail] .detail-surface .demo-intro-wide>:is(.detail-main,.detail-aside){display:contents!important;grid-column:auto;grid-row:auto}body[data-page=detail] .detail-overview-wide .detail-intro{font-size:14px}}
@media(max-width:760px){body[data-page=detail] .demo-intro-wide #skill-output{grid-row:3}body[data-page=detail] .demo-intro-wide #skill-usage{grid-row:4}body[data-page=detail] .demo-intro-wide #source{grid-row:5}body[data-page=detail] .demo-intro-wide #skill-architecture{grid-row:6}body[data-page=detail] .demo-intro-wide #skill-feedback{grid-row:7}body[data-page=detail] .demo-intro-wide #versions{grid-row:8}body[data-page=detail] .detail-surface .demo-intro-wide>.detail-aside>.acquire-card{grid-row:9}body[data-page=detail] .demo-intro-wide .rating-card{grid-row:10}body[data-page=detail] .demo-intro-wide .related-panel{grid-row:11}}

/* V7: compact acquisition, one usage section, image-first explanations. */
body[data-page=detail] .detail-stick [data-action=install],body[data-page=detail] .detail-surface .acquire-card [data-action=install]{height:36px!important;min-height:36px!important;padding:0 14px!important;font-size:12px!important;white-space:nowrap}
body[data-page=detail] .detail-surface .acquire-card>p{font-size:12px;line-height:1.7;margin-bottom:0}
body[data-page=detail] .teacher-use-notes{margin-top:24px;padding-top:18px;border-top:1px solid #d8eaff12}
body[data-page=detail] .teacher-use-notes .teacher-prerequisites p{margin:8px 0;font-size:13px!important;line-height:1.8!important;color:#b5c9db!important}
body[data-page=detail] .demo-trial-examples{margin-top:26px}
body[data-page=detail] .demo-trial-examples>p{font-size:12px!important;color:#afc4d6!important;margin-top:-6px;margin-bottom:14px}
body[data-page=detail] .demo-trial-examples .gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
body[data-page=detail] .demo-trial-examples .gallery a:last-child:nth-child(odd){grid-column:1/-1;max-width:55%}
body[data-page=detail] .demo-trial-examples .gallery img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#0b1728}
body[data-page=detail] .demo-trial-examples .gallery span{font-size:11px;line-height:1.7}
body[data-page=detail] .teacher-process-list{padding-left:24px;margin-top:16px}
body[data-page=detail] .teacher-process-list li{padding-left:3px;margin:12px 0;font-size:14px;line-height:1.9}
body[data-page=detail] .teacher-mechanism>h3{font-size:16px;margin-top:26px}
@media(max-width:760px){body[data-page=detail] .demo-trial-examples .gallery{grid-template-columns:1fr}body[data-page=detail] .demo-trial-examples .gallery a:last-child:nth-child(odd){max-width:none}body[data-page=detail] .detail-surface .acquire-actions{gap:6px}}
@media(max-width:760px){body[data-page=detail] .demo-intro-wide #skill-architecture{grid-row:5}body[data-page=detail] .demo-intro-wide #skill-feedback{grid-row:6}body[data-page=detail] .demo-intro-wide #versions{grid-row:7}body[data-page=detail] .detail-surface .demo-intro-wide>.detail-aside>.acquire-card{grid-row:8}body[data-page=detail] .demo-intro-wide .rating-card{grid-row:9}body[data-page=detail] .demo-intro-wide .related-panel{grid-row:10}}
@media(pointer:coarse){body[data-page=detail] :is(.detail-stick,.acquire-card) [data-action=install]{position:relative}body[data-page=detail] :is(.detail-stick,.acquire-card) [data-action=install]::after{content:'';position:absolute;inset:-4px 0}}
.demo-example-item{margin:0;min-width:0;align-self:start}.teacher-examples .gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.demo-example-item>a{display:block;background:#f5f8fb;border-radius:12px;overflow:hidden}.demo-example-item img{display:block;width:100%;height:auto;max-height:none;object-fit:contain}.demo-example-item figcaption{font-size:12px;line-height:1.7;color:#c5d5e0;padding:8px 2px}.demo-example-item small{display:block;opacity:.8}.demo-example-item figcaption a{color:#a7e0d7}@media(max-width:760px){.teacher-examples .gallery{grid-template-columns:1fr}}
.teacher-examples .gallery:has(>.demo-example-item:only-child){grid-template-columns:1fr}
.demo-example-item picture{display:block}.demo-example-item img{aspect-ratio:auto!important}
dialog.writing-preview-dialog{box-sizing:border-box;width:min(720px,calc(100vw - 48px));max-width:720px;max-height:min(78svh,680px);height:auto;padding:0;border:1px solid #d3e7ef55;border-radius:20px;background:#142c3de8;color:#edf5f8;box-shadow:0 24px 90px #0008;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);overflow:hidden}
dialog.writing-preview-dialog[open]{display:flex;flex-direction:column}
dialog.writing-preview-dialog::backdrop{background:#020b16aa;backdrop-filter:blur(5px)}
.writing-preview-dialog .writing-preview-head{position:static;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:22px 26px 18px;background:transparent;border:0;flex:none}
.writing-preview-head span{font-size:12px;color:#b2ced8}.writing-preview-head h2{font-size:20px;line-height:1.5;font-weight:600;margin:5px 0 0;color:#edf5f8;max-width:29em}
.writing-preview-dialog .writing-preview-close{flex:none;margin:0;padding:9px 14px;border:1px solid #d1e5ed55;border-radius:10px;background:#eff8fc15;color:#e8f3f8;font:14px inherit;cursor:pointer;min-height:40px}
.writing-preview-close:hover{background:#eff8fc30}.writing-preview-close:focus-visible{outline:2px solid #b6e6dc;outline-offset:3px}
.writing-preview-body{overflow-y:auto;overscroll-behavior:contain;min-height:0;padding:0 26px 24px;scrollbar-width:thin;scrollbar-color:#b6d7df66 transparent}
.writing-preview-columns{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.writing-preview-panel{padding:18px 20px;background:#f1f0e9;border:0;border-radius:12px;color:#33454b;min-width:0}
.writing-preview-panel.after{background:#e5f1e9;color:#254d43}.writing-preview-panel h3{font-size:13px;margin:0 0 12px;color:#6b736b;font-weight:500}.writing-preview-panel.after h3{color:#32725f}
.writing-preview-panel p{font-size:16px;line-height:1.85;margin:0 0 14px;overflow-wrap:anywhere}.writing-preview-panel p:last-child{margin-bottom:0}
.writing-preview-changes{padding:18px 1px 0}.writing-preview-changes h3{font-size:13px;font-weight:500;margin:0 0 8px;color:#d8eced}.writing-preview-changes ul{margin:0;padding-left:19px;font-size:12px;line-height:1.9;color:#c0d8df}.writing-preview-context{font-size:11px;line-height:1.7;color:#9cbac7;margin:14px 0 0}
@media(max-width:620px){dialog.writing-preview-dialog{width:calc(100vw - 24px);max-height:84svh;border-radius:16px}.writing-preview-dialog .writing-preview-head{padding:18px 18px 14px;gap:12px}.writing-preview-head h2{font-size:18px}.writing-preview-head span{font-size:11px}.writing-preview-dialog .writing-preview-close{padding:8px 11px;min-height:40px}.writing-preview-body{padding:0 16px 18px}.writing-preview-columns{grid-template-columns:1fr;gap:12px}.writing-preview-panel{padding:16px}.writing-preview-panel p{font-size:15px;line-height:1.85}}
@media(prefers-reduced-motion:no-preference){.writing-preview-dialog[open]{animation:writing-preview-in .16s ease-out}@keyframes writing-preview-in{from{opacity:0;transform:translateY(5px) scale(.99)}to{opacity:1;transform:none}}}
body:has(dialog.writing-preview-dialog[open]){overflow:hidden}
.writing-preview-dialog .writing-preview-close{font-family:inherit;font-size:14px}
body[data-page=detail] dialog.writing-preview-dialog{height:fit-content;background:#142c3deb;color:#edf5f8;color-scheme:dark;--ink:#edf5f8;--muted:#b5ced8;--paper:#142c3d}
body[data-page=detail] dialog.writing-preview-dialog>.writing-preview-head{height:auto;min-height:0;background:transparent!important;border:0!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important;box-shadow:none}
body[data-page=detail] dialog.writing-preview-dialog .writing-preview-panel p{color:#33454b!important;font-weight:400}
body[data-page=detail] dialog.writing-preview-dialog .writing-preview-panel.after p{color:#254d43!important}
body[data-page=detail] .detail-surface .rating-card{min-width:0}
body[data-page=detail] .detail-surface .rating-card .my-rating{min-width:0;width:100%}
body[data-page=detail] .detail-surface .rating-card .star-buttons{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));width:100%;max-width:100%;min-width:0;gap:2px;padding:2px;box-sizing:border-box}
body[data-page=detail] .detail-surface .rating-card .star-buttons button{display:flex;align-items:center;justify-content:center;width:100%;min-width:0;max-width:100%;height:44px;min-height:44px;padding:0;box-sizing:border-box;font-size:25px;line-height:1;flex:none}
body[data-page=detail] .detail-surface .rating-card .star-buttons button:is(:hover,:focus-visible){transform:translateY(-1px) scale(1.07);outline-offset:0}
body[data-page=detail] .detail-surface .rating-card .rating-summary{gap:10px;flex-wrap:wrap;min-width:0}
body[data-page=detail] .detail-surface .rating-card .rating-summary>div{min-width:0;flex:1 1 116px}
body[data-page=detail] .detail-surface .rating-card .stars{display:flex;gap:2px;letter-spacing:0;white-space:nowrap;max-width:100%;font-size:22px}
.skill-source-popover{position:fixed;inset:auto 16px auto auto;top:128px;margin:0;width:min(360px,calc(100vw - 32px));max-height:min(65svh,560px);overflow:auto;padding:18px;border:1px solid #cce5ef4a;border-radius:16px;background:#142a3cef;color:#e4f1f5;box-shadow:0 16px 50px #0006;backdrop-filter:blur(20px);--ink:#e4f1f5;--muted:#b4cbd6}
.skill-source-head{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:12px}.skill-source-head h2{font-size:16px;line-height:1.5;margin:0;color:#eff8fb}.skill-source-head button{border:1px solid #cce5ef44;background:#e5f3fa0d;color:#d6eaf1;padding:7px 10px;border-radius:8px;font-size:12px;min-height:34px;cursor:pointer}
body[data-page=detail] .skill-source-popover p{color:#b7ced8;font-size:12px;line-height:1.8;margin:8px 0;overflow-wrap:anywhere}.skill-source-list{display:flex;flex-direction:column;gap:9px}.skill-source-list a{color:#c5e6f6;line-height:1.65;font-size:13px;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.skill-source-list a:focus-visible,.skill-source-head button:focus-visible{outline:2px solid #c5e6f6;outline-offset:3px}.skill-image-sources{margin-top:14px;border-top:1px solid #cce5ef24;padding-top:10px}.skill-image-sources summary{font-size:12px;line-height:1.8;color:#c4dbe4;cursor:pointer;padding:4px 0}.skill-image-sources .skill-source-list{margin-top:10px}

/* Loading uses the same quiet night-glass surfaces as the resolved detail. */
body[data-page=detail] .detail-loading{--muted:#b5c8d7;--ink:#e6f0f7;color:var(--ink);padding:20px 24px 40px;max-width:1280px;margin:auto}
body[data-page=detail] .detail-loading .detail-lead,body[data-page=detail] .detail-loading .side-card{background:linear-gradient(135deg,#29475d65,#192d435c)!important;border:1px solid #c3e0f01c;border-radius:22px;box-shadow:inset 0 1px 0 #ffffff08;backdrop-filter:blur(16px)}
body[data-page=detail] .detail-loading :is(h1,p,.loading-section>span,.detail-load-status){color:#bdcfdd!important}
body[data-page=detail] .detail-loading h1{color:#edf6fc!important}
body[data-page=detail] .detail-loading .skeleton-line,body[data-page=detail] .detail-loading .skeleton-block{background:linear-gradient(100deg,#a9c6d612,#d5eaf522,#a9c6d612)!important;background-size:200% 100%!important;border:1px solid #bcd9e50b;animation:glass-loading 2.4s ease-in-out infinite;border-radius:10px}
body[data-page=detail] .detail-loading .skeleton-block{height:120px}
body[data-page=detail] .detail-loading .detail-load-status{font-size:13px;margin-bottom:20px}
@keyframes glass-loading{0%,100%{background-position:100% 0;opacity:.65}50%{background-position:0 0;opacity:1}}
@media(max-width:760px){body[data-page=detail] .detail-loading{padding:18px 15px 28px}body[data-page=detail] .detail-loading .detail-lead{padding:22px 20px}body[data-page=detail] .detail-loading .detail-layout{gap:20px}}
@media(prefers-reduced-motion:reduce){body[data-page=detail] .detail-loading :is(.skeleton-line,.skeleton-block){animation:none!important}}

/* Mobile related resources stay readable at one card per row. */
@media(max-width:760px){body[data-page=detail] .detail-surface .related-panel .related-grid{grid-template-columns:minmax(0,1fr)!important}body[data-page=detail] .detail-surface .related-panel .related-card{width:100%;min-width:0;box-sizing:border-box}}

/* Install and share instructions must remain readable on night glass. */
body[data-page=detail] dialog#dialog.install-dialog{color-scheme:dark;width:min(600px,calc(100vw - 32px));height:auto;max-height:85svh;padding:28px;background:linear-gradient(135deg,#1d394be8,#102333ed)!important;color:#ecf5fc!important;border:1px solid #d5eaf04a;box-shadow:inset 0 1px 0 #ffffff1a,0 25px 90px #0007;backdrop-filter:blur(24px);border-radius:22px}
body[data-page=detail] dialog#dialog.install-dialog :is(h2,label){color:#edf6fc!important}body[data-page=detail] dialog#dialog.install-dialog p{color:#c0d3df!important;line-height:1.8}.install-request-label{display:block;font-size:12px;line-height:1.8}
body[data-page=detail] dialog#dialog.install-dialog textarea,body[data-page=detail] dialog#dialog.install-dialog textarea:focus{display:block;background:#081725b3!important;color:#edf6fc!important;-webkit-text-fill-color:#edf6fc;caret-color:#c2e8ee;border:1px solid #d0e6ed4a;border-radius:12px;min-height:154px;margin-top:8px;padding:14px;line-height:1.85;font-size:14px;overflow-wrap:anywhere;box-shadow:none;resize:vertical;outline:0}
body[data-page=detail] dialog#dialog.install-dialog textarea:focus-visible{box-shadow:0 0 0 3px #b9e7f221;border-color:#b3e3f1}.install-dialog .close{display:none}.install-dialog .dialogfoot{gap:10px;flex-wrap:wrap}.install-dialog .dialogfoot .btn{min-height:44px}
.teacher-outcomes{padding-left:20px;margin:0;display:grid;gap:22px}.teacher-outcomes li::marker{color:#b9dfec}.teacher-outcomes li>strong{font-size:13px}.teacher-outcomes li>p{margin:8px 0 0}.detail-original,.detail-byline{line-height:1.8}
@media(max-width:600px){body[data-page=detail] dialog#dialog.install-dialog{padding:22px 18px}.install-dialog .dialogfoot .btn{flex:1}}