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12px;min-height:40px}.prompt-types button[aria-pressed=true]{background:var(--violet);color:#fff;border-color:transparent}#preview-prompt{font-size:12px;margin-top:18px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}.copy-prompt{background:var(--navy);color:#fff;border:0;border-radius:5px;padding:9px 12px;font-size:11px;margin-top:15px;min-height:40px}#copy-status{display:block;font-size:10px;margin-top:10px}.gallery-ending{text-align:center;padding-block:95px}.gallery-ending h2{font-size:42px}.gallery-ending p{margin:25px auto;color:var(--muted);font-size:14px}.gallery-ending .text-link{color:var(--lime)}
@keyframes hero-in{from{transform:translateY(24px) rotate(5deg);opacity:.65}to{transform:translateY(0) rotate(2deg);opacity:1}}@media(prefers-reduced-motion:no-preference){.template-character>img{animation:hero-in .8s var(--ease) both}.project-stage-visual .artifact,.flow-stage{transition:transform .3s var(--ease)}}
@media(min-width:1100px){html{scroll-snap-type:y proximity}.template-hero,.comparison-section,.projects-section,.flow-section,.learning-section,.lab-section,.exposure-section{scroll-snap-align:start;scroll-margin-top:0}}
@media(max-width:1100px){.section-width{width:calc(100% - 88px)}.nav-wrap{width:calc(100% - 60px)}.template-hero{padding-top:45px}.hero-inner{grid-template-columns:1.6fr .8fr;min-height:560px}.template-hero h1{font-size:5.9vw}.hero-subtitle{font-size:7vw}.template-character>img{height:590px;max-width:130%}.hero-lead{font-size:15px}.site-header nav{gap:20px}.hero-facts{gap:20px}.hero-facts>div{padding-right:20px}.hero-facts strong{font-size:39px}.project-stage{gap:5%;grid-template-columns:1.2fr .8fr}.project-stage-copy h3{font-size:30px}.project-stage-visual .artifact-cover{min-height:240px}.project-stage-visual .artifact-strip img{height:90px}.section-heading{gap:25px}.project-tabs{flex-wrap:wrap}.flow-layout{gap:4%}.flow-copy{padding:30px}.flow-copy h3{font-size:28px}.curriculum-panel{gap:5%;padding:30px}.gallery-toolbar{align-items:flex-start;flex-direction:column;gap:18px}.search-label{width:100%}.search-label input{width:100%}.preview-layout{grid-template-columns:minmax(0,1fr) 240px;gap:25px}.example-visual{height:290px;padding:20px}.example-visual .artifact-cover{min-height:190px}.featured-project>[data-visual]{height:270px;padding:20px 20px 0}.featured-project h2{font-size:23px}.showcase-title{gap:30px}.showcase-title>div{max-width:300px}.card-tags>span{font-size:8px}.card-bottom{flex-wrap:wrap}}
@media(max-width:800px){.section-width{width:calc(100% - 48px)}.nav-wrap{width:calc(100% - 40px);min-height:64px}.wordmark{font-size:14px}.wordmark small{font-size:8px}.menu-toggle{display:flex;gap:12px;align-items:center;background:transparent;color:#fff;border:1px solid #ffffff40;padding:8px 12px;border-radius:7px;font-size:12px;min-height:40px}.site-header nav{display:none;position:absolute;top:64px;left:0;right:0;padding:20px;background:var(--navy);border-bottom:1px solid #ffffff30;flex-direction:column;align-items:stretch;gap:8px}.site-header nav.is-open{display:flex}.site-header nav>a{padding:12px 15px}.chapter-nav{display:none}.template-hero{min-height:auto;padding:50px 0 70px}.hero-inner{min-height:0;grid-template-columns:1fr .6fr;gap:10px}.template-hero 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@media(max-width:540px){html{scroll-padding-top:64px}.section-width{width:calc(100% - 40px)}h2{font-size:34px}.template-hero{padding:38px 0 60px}.hero-inner{display:block;position:relative}.template-hero h1{font-size:clamp(29px,8vw,42px);white-space:normal}.hero-subtitle{font-size:clamp(42px,12vw,64px);margin-top:10px}.hero-lead{font-size:13px;line-height:1.9}.hero-lead br{display:none}.hero-actions{margin-top:24px}.hero-facts{gap:16px;margin-top:28px}.hero-facts>div{padding-right:16px}.hero-facts strong{font-size:35px}.hero-facts 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strong{font-size:18px}.faq-list{margin-top:25px}.faq-list details{padding:18px 0}.faq-list summary{font-size:15px}.faq-list p{font-size:12px}.course-close h2{font-size:30px}.course-close p{font-size:10px}.course-close{padding:45px 22px;margin-bottom:45px}.site-footer{display:grid;grid-template-columns:1fr;gap:14px;padding:30px 20px;font-size:10px}.showcase-intro{padding-block:40px 30px}.showcase-title{margin-top:23px}.showcase-title h1{font-size:35px}.showcase-title p{font-size:12px}.showcase-featured{grid-template-columns:1fr;gap:25px;margin-bottom:55px}.featured-project>[data-visual]{height:260px;padding:22px 20px 0}.featured-project>div:last-child{padding:25px}.featured-project h2{font-size:25px}.gallery-section-title{display:block}.gallery-section-title h2{font-size:29px}.gallery-section-title p{margin-top:14px}.gallery-toolbar{gap:18px;padding:20px 0}.filters{gap:7px}.filters button{font-size:10px;padding:8px 12px;min-height:40px}.search-label{font-size:10px}.example-grid{grid-template-columns:1fr;gap:35px;padding-bottom:50px}.example-visual{height:290px;padding:22px}.example-visual .artifact-cover{min-height:190px}.example-visual .artifact-strip img{height:75px}.card-meta{font-size:9px;margin-top:18px}.example-card h2{font-size:22px}.example-card>p{font-size:12px}.card-bottom{margin-top:14px;flex-wrap:nowrap}.card-tags{gap:5px}.card-tags>span{font-size:8px;padding:3px 5px}.preview-button{font-size:11px}.preview-top{display:block;margin-bottom:25px}.preview-top h2{font-size:28px}.preview-top p{font-size:12px}.close-preview{margin-top:18px;font-size:11px}.preview-section{padding:40px 0;scroll-margin-top:0}.preview-controls{font-size:10px}.preview-canvas{padding:6px;border-radius:9px}.preview-explainer{display:block}.preview-explainer h3{margin-top:20px;font-size:18px}.preview-explainer ul{font-size:12px;margin-bottom:22px}.preview-explainer details{margin:25px 0}.preview-disclaimer{font-size:9px}.gallery-ending h2{font-size:30px}.gallery-ending p{font-size:12px}.empty-results{padding:30px 20px}}
@media(max-width:360px){.hero-facts{gap:12px}.hero-facts>div{padding-right:12px}.hero-facts strong{font-size:30px}.hero-facts>div>span{font-size:7px}.button{font-size:11px;padding:12px 14px}.wordmark{font-size:12px}.example-visual{height:260px;padding:15px}.card-bottom{flex-wrap:wrap}.card-tags>span{font-size:8px}.flow-steps button>span{font-size:13px}.flow-steps small{font-size:8px}.curriculum-summary h3{font-size:21px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto;scroll-snap-type:none}*,*::before,*::after{animation:none!important;transition:none!important}}

/* 單元堂次為標題的補充資訊。 */
.example-card h2{margin-top:22px}.example-card .card-meta{margin-top:10px}.preview-top .project-number{display:block;margin-top:12px}.project-stage-copy h3{margin-top:0}

/* 使用者畫面回饋：滿幅預覽、清楚的控制間距與輕量角色動態。 */
.preview-section > .section-width{width:calc(100% - 48px);max-width:none}
.preview-layout{grid-template-columns:minmax(0,1fr);gap:36px}
.preview-controls > [role="group"]{display:flex;gap:12px;flex-shrink:0}
.preview-controls button{min-width:58px;min-height:44px}
.preview-explainer{padding-top:0;display:grid;grid-template-columns:1fr 1fr 1fr;gap:32px}
.preview-explainer h3,.preview-explainer ul,.preview-explainer details{grid-column:auto;grid-row:auto}
.preview-explainer h3{margin-top:0}
.preview-explainer ul{margin-bottom:0}
.preview-explainer details{margin:0 0 24px}
.template-character{flex-direction:column;gap:28px}
.template-character>img{flex-shrink:0;animation:hero-in .8s var(--ease) both,character-float 6s ease-in-out .8s infinite}
.character-caption{position:static;display:block;flex-shrink:0;line-height:1.8;white-space:nowrap}
.star-one{animation:star-drift-one 5s ease-in-out infinite}
.star-two{animation:star-drift-two 6.5s ease-in-out infinite}
@keyframes character-float{0%,100%{translate:0 0}50%{translate:0 -12px}}
@keyframes star-drift-one{0%,100%{translate:0 0;rotate:0deg}50%{translate:5px -10px;rotate:10deg}}
@keyframes star-drift-two{0%,100%{translate:0 0;rotate:0deg}50%{translate:-6px 8px;rotate:-12deg}}
@media(max-width:800px){.preview-explainer{grid-template-columns:1fr 1fr}.preview-resources{grid-column:1/-1}.character-caption{font-size:9px}}
@media(max-width:540px){.preview-section > .section-width{width:calc(100% - 32px)}.preview-explainer{grid-template-columns:1fr;gap:26px}.preview-resources{grid-column:auto}.template-character{height:auto;min-height:395px;gap:24px;align-items:flex-end;justify-content:center}.character-caption{align-self:center;padding-left:35px}}
@media(prefers-reduced-motion:reduce){.template-character>img,.character-star{animation:none!important;translate:none;rotate:none}}

/* 比較畫布為拖曳操作區；保留外部 range 的鍵盤操作。 */
.comparison-canvas,.comparison-canvas *{-webkit-user-select:none;user-select:none}
.comparison-canvas img{-webkit-user-drag:none}

.example-actions{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex-shrink:0}.prompt-card-link{font-size:12px;line-height:1.4;text-decoration:underline;text-underline-offset:4px;display:flex;align-items:center;min-height:44px;color:var(--muted)}.prompt-card-link:hover{color:var(--lime)}
@media(max-width:540px){.card-bottom{flex-wrap:wrap;gap:12px}.example-actions{flex-direction:row;justify-content:space-between;align-items:center;width:100%;gap:14px}.example-actions .preview-button,.prompt-card-link{min-height:44px;display:flex;align-items:center}}