:root{--ink:#17110d;--red:#a52a24;--gold:#d4a84e;--paper:#f3ead5;--cream:#fff9eb;--jade:#1e6b62;--muted:#765f4c;--line:#c9ad7a}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--ink)}body{color:var(--ink);background:var(--paper);margin:0;font:16px/1.65 Noto Sans TC,PingFang TC,Microsoft JhengHei,sans-serif}a{color:inherit}.site-header{min-height:74px;color:var(--cream);background:var(--ink);border-bottom:1px solid #d4a84e55;justify-content:space-between;align-items:center;gap:24px;padding:10px clamp(18px,4vw,64px);display:flex}.brand{align-items:center;gap:11px;min-width:max-content;text-decoration:none;display:flex}.brand-seal{border:1px solid var(--gold);width:42px;height:42px;color:var(--gold);border-radius:50%;place-items:center;font:700 20px Noto Serif TC,serif;display:grid}.brand strong,.brand small{display:block}.brand strong{letter-spacing:.14em;font:700 19px/1.2 Noto Serif TC,serif}.brand small{color:#d7c8ac;letter-spacing:.08em;margin-top:3px;font-size:12px}.site-header nav{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:5px;display:flex}.site-header nav a{color:#e7dcc7;border-radius:7px;padding:9px 11px;font-size:14px;text-decoration:none}.site-header nav a:hover,.site-header nav a[aria-current=page]{color:#fff;background:#ffffff12}.site-header nav .teacher-link{color:#f2d68e;border:1px solid #d4a84e66;margin-left:8px}main{max-width:1240px;margin:auto;padding:0 clamp(18px,4vw,64px) 72px}.course-intro{grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);align-items:center;gap:clamp(30px,6vw,86px);min-height:500px;padding:52px 0;display:grid}.eyebrow{color:var(--red);letter-spacing:.2em;margin:0 0 7px;font-size:13px;font-weight:800}h1,h2,h3{font-family:Noto Serif TC,Songti TC,serif}h1{letter-spacing:.02em;max-width:700px;margin:0;font-size:clamp(38px,5vw,68px);line-height:1.16}.lede{color:#5d4a3b;max-width:660px;margin:20px 0 0;font-size:clamp(17px,2vw,21px);line-height:1.8}.intro-actions{flex-wrap:wrap;gap:12px;margin-top:28px;display:flex}.button{border-radius:8px;justify-content:center;align-items:center;min-height:48px;padding:11px 20px;font-weight:750;text-decoration:none;display:inline-flex}.button.primary{color:#fff9eb;background:var(--red);box-shadow:0 7px #631813}.button.primary:hover{transform:translateY(2px);box-shadow:0 5px #631813}.button.secondary{border:1px solid var(--line);background:#fff8e9}.learning-goals{flex-wrap:wrap;gap:7px;margin-top:28px;display:flex}.learning-goals span,.concepts span{color:var(--jade);background:#1e6b6212;border:1px solid #1e6b6233;border-radius:999px;padding:4px 9px;font-size:13px;font-weight:700}.puppet-window{outline:2px solid var(--gold);outline-offset:-17px;background:linear-gradient(135deg,#f9e6ab,#f7f0d3 55%,#e9cf8a);border:10px solid #3b2117;height:390px;position:relative;overflow:hidden;box-shadow:0 30px 55px #32170f2e}.window-glow{background:radial-gradient(circle at 50% 35%,#fff 0,#0000 48%),repeating-linear-gradient(90deg,#0000 0 92px,#9e77200d 92px 94px);position:absolute;inset:0}.puppet{object-fit:contain;filter:drop-shadow(12px 16px 4px #5a321f42);position:absolute}.puppet.wusheng{width:47%;height:63%;bottom:18%;left:8%;transform:rotate(-6deg)}.puppet.wukong{width:48%;height:67%;top:6%;right:5%;transform:rotate(7deg)scaleX(-1)}.window-caption{color:#4e331f;border-top:1px solid #6f512e66;justify-content:space-between;gap:15px;padding-top:12px;display:flex;position:absolute;bottom:22px;left:28px;right:28px}.window-caption strong{font-family:Noto Serif TC,serif}.window-caption span{letter-spacing:.08em;font-size:13px}.journey-section{border-top:1px solid var(--line);padding:46px 0 20px}.section-heading{justify-content:space-between;align-items:end;gap:24px;margin-bottom:22px;display:flex}h2{margin:0;font-size:clamp(28px,3vw,42px);line-height:1.25}.section-heading>p{color:var(--muted);margin:0;font-size:14px}.lesson-grid{grid-template-columns:repeat(6,1fr);gap:14px;margin:0;padding:0;list-style:none;display:grid}.lesson-card{background:var(--cream);border:1px solid var(--line);border-radius:12px;grid-column:span 2;min-height:300px;overflow:hidden;box-shadow:0 8px 20px #4b2b1810}.lesson-card:nth-child(4),.lesson-card:nth-child(5){grid-column:span 3}.lesson-card a{flex-direction:column;height:100%;padding:20px;text-decoration:none;display:flex}.lesson-card:hover{border-color:#a52a2488;transform:translateY(-3px);box-shadow:0 15px 28px #4b2b1820}.lesson-number{color:var(--red);justify-content:space-between;align-items:center;display:flex}.lesson-number span{font:800 25px/1 Noto Serif TC,serif}.lesson-number b{letter-spacing:.12em;font-size:12px}.lesson-card h3{margin:26px 0 7px;font-size:23px}.lesson-question{color:#5d4a3b;margin:0 0 16px}.concepts{flex-wrap:wrap;gap:5px;display:flex}.outcome{color:var(--muted);margin:auto 0 0;padding-top:22px;font-size:13px}.enter{color:var(--red);border-top:1px solid #c9ad7a66;justify-content:space-between;margin-top:12px;padding-top:10px;font-weight:800;display:flex}.lesson-card.is-complete{border-color:#1e6b6266}.continue-panel,.free-play{border-radius:14px;justify-content:space-between;align-items:center;gap:30px;margin-top:42px;padding:30px clamp(24px,4vw,44px);display:flex}.continue-panel{color:var(--cream);background:linear-gradient(115deg,var(--ink),#351713)}.continue-panel .eyebrow{color:#f1c76d}.continue-panel p:not(.eyebrow){color:#dccdb8;margin:8px 0 0}.free-play{border:1px solid var(--line);background:#ead8b7}.free-play p{color:#654e3e;margin:6px 0 0}.free-actions{gap:9px;display:flex}.free-actions a{border:1px solid #6e4e32;border-radius:7px;padding:9px 13px;font-weight:700;text-decoration:none}footer{background:var(--ink);color:#cdbda5;justify-content:space-between;gap:20px;padding:24px clamp(18px,4vw,64px);font-size:13px;display:flex}footer a{color:#e2c168}@media (width<=900px){.site-header{align-items:flex-start}.site-header nav{display:none}.course-intro{grid-template-columns:1fr;padding-top:34px}.puppet-window{height:330px}.lesson-grid{grid-template-columns:1fr 1fr}.lesson-card,.lesson-card:nth-child(4),.lesson-card:nth-child(5){grid-column:span 1}}@media (width<=600px){h1{font-size:38px}.course-intro{gap:28px}.puppet-window{height:270px}.section-heading,.continue-panel,.free-play,footer{flex-direction:column;align-items:flex-start}.lesson-grid{grid-template-columns:1fr}.lesson-card{min-height:270px}.free-actions{width:100%}.free-actions a{text-align:center;flex:1}.window-caption span{display:none}}@media (prefers-reduced-motion:no-preference){.lesson-card,.button{transition:all .18s}}@media (width<=900px){.site-header{flex-direction:column;align-items:flex-start}.site-header nav{flex-wrap:nowrap;justify-content:flex-start;width:100%;display:flex;overflow-x:auto}.site-header nav a{min-width:max-content}.lesson-shell{grid-template-columns:minmax(0,1fr);width:100%;min-width:0;padding-top:20px}.lesson-sidebar{min-width:0;max-width:calc(100vw - 36px);position:static}.lesson-sidebar ol{width:100%;max-width:100%;display:flex;overflow:auto hidden}.lesson-sidebar li{border-bottom:0;min-width:max-content}}@media (width>=900px) and (width<=1400px) and (orientation:landscape){.site-header{flex-wrap:nowrap;min-height:64px;padding:7px 28px}.brand-seal{width:38px;height:38px}.site-header nav{flex-wrap:nowrap}.site-header nav a{white-space:nowrap;align-items:center;min-height:44px;padding:7px 9px;display:inline-flex}main{padding-inline:28px;max-width:1366px;padding-bottom:42px}.course-intro{grid-template-columns:minmax(0,1.1fr) minmax(330px,.9fr);gap:42px;min-height:430px;padding:30px 0}.course-intro h1{font-size:clamp(42px,5vw,62px)}.puppet-window{height:min(42vw,390px)}.journey-section{padding-top:34px}.lesson-card{min-height:270px}.continue-panel,.free-play{margin-top:28px;padding-block:24px}.lesson-shell{grid-template-columns:205px minmax(0,1fr);gap:28px;padding-top:24px}.lesson-sidebar{top:16px}.lesson-hero{padding:8px 0 22px}.lesson-hero h1{font-size:clamp(44px,5vw,62px)}.lesson-hero>p:last-child{font-size:18px}.goal-card{grid-template-columns:1.35fr .65fr;margin:20px 0;padding:20px 22px}.learning-block{padding:28px 0}.media-study{grid-template-columns:minmax(260px,.72fr) minmax(460px,1.28fr);align-items:center;gap:24px;display:grid}.media-study .video-frame{margin-top:0}.media-study .fact-strip{grid-column:1/-1;margin-top:0}.object-study{grid-template-columns:1fr .72fr}.object-study img{max-height:390px}.compare-images{grid-template-columns:1fr 1fr}.source-cards{grid-template-columns:repeat(4,1fr)}.portfolio-main{padding-top:30px}.progress-board{margin:22px 0 36px}.portfolio-main section+section{margin-top:34px}.artifact-visuals,.artifact-visuals img,.empty-art{height:160px}.peer-panel{grid-template-columns:.72fr 1.28fr;padding:24px}.teacher-main{padding-top:32px}.teacher-main section{margin-top:38px}.overview-grid article{padding:15px}.rubric>div{padding:14px}.source-box{padding:22px}}@media (width>=768px) and (width<=1100px) and (orientation:portrait){body:before{content:"建議將 iPad 打橫使用，畫面及操作工具會更完整。";z-index:1000;text-align:center;color:#fff9eb;background:#a52a24;padding:8px 16px;font-size:14px;font-weight:800;display:block;position:sticky;top:0}}
