.aih-when-in{display:none!important}body.aih-signed-in .aih-when-in{display:revert!important}body.aih-signed-in .aih-when-out{display:none!important}main>.academy-bar{padding:0 var(--pad);max-width:var(--maxw);margin:0 auto}.academy-bar-in{background:var(--ground-tint);border:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;display:flex}.academy-bar-text{color:var(--body);margin:0;font-size:14.5px;line-height:1.5}.academy-bar-text strong{color:var(--ink)}.academy-bar-actions .button{padding:11px 18px}.course-filter{flex-wrap:wrap;gap:8px;margin-bottom:22px;display:flex}.course-filter-btn{font:500 13px/1 var(--font-body);color:var(--ink);border:1px solid var(--line-strong);cursor:pointer;background:#fff;padding:10px 16px}.course-filter-btn:hover{border-color:var(--ink)}.course-filter-btn[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}.course-card{position:relative}.course-card-top{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.course-card-category{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin:0;font-size:11px}.course-card-badge{flex:none;width:56px;height:56px}.course-card-meta{color:var(--muted);margin:auto 0 0;font-size:13.5px}.course-card .button{margin-top:6px}.course-card.is-complete .course-card-badge{filter:none}.course-card:not(.is-complete) .course-card-badge{filter:grayscale();opacity:.45}.progress{gap:6px;display:grid}.progress-track{background:var(--ground-tint);border:1px solid var(--line);height:8px;overflow:hidden}.progress-fill{background:var(--red);width:0;height:100%;transition:width .4s}.progress-label{color:var(--body);font-size:13px}.program-card{border:1px solid var(--line);background:var(--ground-alt);grid-template-columns:120px 1fr auto;align-items:center;gap:28px;margin-top:28px;padding:28px;display:grid}.program-card img{width:120px;height:120px}.program-card h3{margin:0 0 6px;font-size:21px}.program-card p{color:var(--body);margin:0;font-size:15px;line-height:1.6}.program-card:not(.is-complete) img{filter:grayscale(.6);opacity:.7}.course-hero{grid-template-columns:1fr 200px;align-items:center;gap:40px;display:grid}.course-hero-badge{justify-self:end;width:180px;height:180px}.course-hero .progress{max-width:460px;margin-top:26px}.course-hero-actions{flex-wrap:wrap;gap:12px;margin-top:22px;display:flex}.course-outcomes{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 28px;margin:0 0 40px;padding:0;list-style:none;display:grid}.course-outcomes li{color:var(--body);padding-left:26px;font-size:15px;line-height:1.55;position:relative}.course-outcomes li:before{content:"";background:var(--red);width:12px;height:12px;position:absolute;top:6px;left:0}.lesson-list{border:1px solid var(--line);margin:0;padding:0;list-style:none}.lesson-row{border-top:1px solid var(--line)}.lesson-row:first-child{border-top:0}.lesson-row a{color:var(--ink);background:#fff;grid-template-columns:40px 1fr auto;align-items:center;gap:18px;padding:20px 22px;text-decoration:none;display:grid}.lesson-row a:hover{background:var(--ground-alt)}.lesson-row h3{margin:0 0 4px;font-size:17px}.lesson-row p{color:var(--body);margin:0;font-size:14px;line-height:1.5}.lesson-row-meta{color:var(--muted);white-space:nowrap;font-size:13px}.lesson-check{border:2px solid var(--line-strong);width:32px;height:32px;font:600 13px/1 var(--font-mono);color:var(--muted);background:#fff;place-items:center;display:grid}.is-done .lesson-check{background:var(--ink);border-color:var(--ink);color:#fff}.is-done .lesson-check .n,.lesson-check .tick{display:none}.is-done .lesson-check .tick{display:block}.draft-tag{font:600 10px/1 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:#fff;background:var(--red);vertical-align:middle;margin-left:8px;padding:4px 6px}.is-draft{display:none!important}body.aih-preview .is-draft{display:revert!important}body.aih-preview .hide-in-preview{display:none!important}.coming-soon{border:1px dashed var(--line-strong);color:var(--body);background:var(--ground-alt);padding:26px}.preview-note{color:#6b4500;background:#fff4e5;border:1px solid #f5c77e;margin-bottom:20px;padding:12px 16px;font-size:14px}.lesson-layout{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:48px;display:grid}.lesson-crumbs{color:var(--muted);margin:0 0 14px;font-size:13.5px}.lesson-crumbs a{color:var(--ink)}.lesson-head-meta{color:var(--muted);flex-wrap:wrap;gap:18px;margin-top:14px;font-size:14px;display:flex}.lesson-media{border:1px solid var(--line);background:var(--ink);margin:0 0 32px}.lesson-media video,.lesson-media img{width:100%;height:auto;display:block}.lesson-media .video-frame{padding-top:56.25%;position:relative}.lesson-media iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.lesson-media.image{background:var(--ground-alt)}.lesson-summary{color:var(--ink);max-width:72ch;margin:0 0 28px;font-size:18px;line-height:1.6}.body-content img{border:1px solid var(--line);width:100%;max-width:760px;margin:6px 0 22px;display:block}.body-content blockquote{border-left:4px solid var(--red);background:var(--ground-alt);color:var(--ink);max-width:72ch;margin:0 0 22px;padding:14px 20px}.body-content blockquote p{color:var(--ink);margin:0 0 6px}.body-content blockquote p:last-child{margin-bottom:0}.body-content th,.body-content td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 12px}.body-content th{background:var(--ground-alt);color:var(--ink)}.body-content code{font-family:var(--font-mono);background:var(--ground-tint);padding:1px 5px;font-size:.9em}.body-content li input[type=checkbox]{margin-right:8px}.lesson-box{border:1px solid var(--line);max-width:72ch;margin:32px 0;padding:24px}.lesson-box h2{margin:0 0 12px;font-size:19px}.lesson-box p{color:var(--body);margin:0;line-height:1.7}.lesson-box.try{background:var(--ground-alt);border-left:4px solid var(--red)}.lesson-box.takeaways ul{color:var(--body);margin:0;padding-left:20px}.lesson-box.takeaways li{margin-bottom:8px;line-height:1.6}.prompt-template{position:relative}.prompt-template pre{font-family:var(--font-mono);white-space:pre-wrap;word-break:break-word;background:var(--ink);color:#fff;margin:0;padding:20px;font-size:14px;line-height:1.65}.prompt-template .copy-btn{padding:8px 12px;font-size:12px;position:absolute;top:18px;right:18px}.quiz{border:1px solid var(--line-strong);max-width:72ch;margin:36px 0;padding:28px}.quiz h2{margin:0 0 6px;font-size:21px}.quiz-intro{color:var(--body);margin:0 0 22px;font-size:15px}.quiz-q{border:0;margin:0 0 24px;padding:0}.quiz-q legend{color:var(--ink);margin-bottom:10px;padding:0;font-weight:600;line-height:1.5}.quiz-opt{border:1px solid var(--line);cursor:pointer;color:var(--body);background:#fff;align-items:flex-start;gap:10px;margin-bottom:8px;padding:10px 12px;line-height:1.5;display:flex}.quiz-opt:hover{border-color:var(--line-strong)}.quiz-opt input{margin-top:4px}.quiz-opt.is-correct{color:#124d2b;background:#eaf6ef;border-color:#1e7b45}.quiz-opt.is-wrong{border-color:var(--red);color:#7a0009;background:#fdecee}.quiz-explain{color:var(--body);border-left:3px solid var(--line-strong);margin:4px 0 0;padding-left:12px;font-size:14.5px;display:none}.quiz-q.is-checked .quiz-explain{display:block}.quiz-result{margin:4px 0 18px;font-weight:600}.quiz-result.pass{color:#1e7b45}.quiz-result.fail{color:var(--red)}.complete-box{background:var(--ground-tint);border:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px;max-width:72ch;margin:32px 0;padding:20px 22px;display:flex}.complete-box p{color:var(--body);margin:0;font-size:15px}.complete-box .button[disabled]{opacity:.45;cursor:not-allowed}.complete-box.is-done{background:#eaf6ef;border-color:#bfe3cd}.lesson-nav{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:36px;padding-top:28px;display:flex}.lesson-aside{border:1px solid var(--line);background:#fff;position:sticky;top:96px}.lesson-aside-head{border-bottom:1px solid var(--line);padding:18px}.lesson-aside-head h2{margin:0 0 12px;font-size:16px}.lesson-aside ol{margin:0;padding:0;list-style:none}.lesson-aside li a{color:var(--ink);border-top:1px solid var(--line);grid-template-columns:26px 1fr;align-items:center;gap:10px;padding:12px 18px;font-size:14px;line-height:1.4;display:grid}.lesson-aside li:first-child a{border-top:0}.lesson-aside li a:hover{background:var(--ground-alt)}.lesson-aside li.is-current a{background:var(--ground-tint);font-weight:600}.lesson-aside .lesson-check{width:24px;height:24px;font-size:11px}.academy-toast{opacity:0;background:var(--ink);color:#fff;z-index:200;align-items:center;gap:12px;max-width:calc(100% - 32px);padding:14px 20px;font-size:14.5px;transition:opacity .25s,transform .25s;display:flex;position:fixed;bottom:24px;left:50%;transform:translate(-50%)translateY(20px)}.academy-toast.show{opacity:1;transform:translate(-50%)translateY(0)}.academy-toast img{width:40px;height:40px}.account-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:28px;display:grid}.account-panel{border:1px solid var(--line);background:#fff;padding:28px}.account-panel h2{margin:0 0 10px;font-size:21px}.account-panel p{color:var(--body);font-size:15px;line-height:1.65}.academy-form{gap:14px;margin-top:16px;display:grid}.academy-form label{color:var(--ink);gap:6px;font-size:14px;font-weight:600;display:grid}.academy-form input[type=email],.academy-form input[type=text]{font:16px var(--font-body);border:1px solid var(--line-strong);padding:12px 14px}.academy-form .check{color:var(--body);align-items:flex-start;gap:10px;font-size:14px;font-weight:400;line-height:1.5;display:flex}.academy-form .button{justify-self:start}.form-msg{margin:0;font-size:14.5px}.form-msg.ok{color:#1e7b45}.form-msg.err{color:var(--red)}.fine-print{color:var(--muted)!important;font-size:12.5px!important}.badge-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:18px;display:grid}.badge-item{text-align:center;color:var(--body);font-size:13px}.badge-item img{width:100%;max-width:120px;height:auto;margin:0 auto 8px;display:block}.badge-item:not(.is-earned) img{filter:grayscale();opacity:.35}.badge-item strong{color:var(--ink);font-size:13.5px;display:block}.cert-list{gap:10px;margin:14px 0 0;padding:0;list-style:none;display:grid}.cert-list li{border:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.cert-list strong{color:var(--ink)}.cert-list span{color:var(--muted);font-size:13px;display:block}.cert-wrap{place-items:center;display:grid}.certificate{aspect-ratio:1.414;border:14px solid var(--ink);outline:2px solid var(--red);outline-offset:-22px;text-align:center;background:#fff;flex-direction:column;justify-content:space-between;align-items:center;width:100%;max-width:1000px;padding:6% 8%;display:flex;position:relative}.cert-top{font:600 14px/1 var(--font-display);color:var(--ink);letter-spacing:.04em;align-items:center;gap:12px;display:flex}.cert-top img{width:44px;height:44px}.cert-kicker{font:500 12px/1 var(--font-mono);letter-spacing:.24em;text-transform:uppercase;color:var(--red);margin:0}.cert-title{font:700 clamp(22px, 3.4vw, 40px)/1.1 var(--font-display);color:var(--ink);margin:6px 0 0}.cert-name{font:600 clamp(26px, 4.6vw, 54px)/1.1 var(--font-display);color:var(--ink);border-bottom:2px solid var(--line-strong);margin:0;padding:0 24px 10px}.cert-for{color:var(--body);max-width:60ch;margin:0;font-size:clamp(13px,1.5vw,17px);line-height:1.5}.cert-course{font:700 clamp(18px, 2.4vw, 28px)/1.2 var(--font-display);color:var(--ink);margin:0}.cert-badge{width:clamp(70px,11vw,120px);height:auto}.cert-foot{width:100%;color:var(--body);grid-template-columns:1fr auto 1fr;align-items:end;gap:20px;font-size:clamp(10px,1.2vw,13px);display:grid}.cert-foot .sig{border-top:1px solid var(--ink);text-align:left;padding-top:6px}.cert-foot .sig strong{color:var(--ink);display:block}.cert-foot .meta{text-align:right}.cert-note{color:var(--muted);margin:0;font-size:clamp(9px,1vw,11px)}.cert-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px;display:flex}.cert-missing{text-align:center;max-width:52ch;color:var(--body);margin:0 auto}@media print{@page{size:landscape;margin:0}body *{visibility:hidden}.certificate,.certificate *{visibility:visible}.certificate{aspect-ratio:auto;width:100vw;max-width:none;height:100vh;position:fixed;inset:0}}@media (width<=1100px){.lesson-layout{grid-template-columns:1fr}.lesson-aside{position:static}.badge-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=760px){.course-hero{grid-template-columns:1fr}.course-hero-badge{order:-1;justify-self:start;width:110px;height:110px}.course-outcomes{grid-template-columns:1fr}.program-card{text-align:left;grid-template-columns:1fr}.program-card img{width:90px;height:90px}.lesson-row a{grid-template-columns:34px 1fr}.lesson-row-meta{grid-column:2}.account-grid{grid-template-columns:1fr}.quiz,.lesson-box{padding:20px}.certificate{outline-offset:-14px;aspect-ratio:auto;border-width:8px;gap:14px;min-height:520px}.cert-foot{text-align:center;grid-template-columns:1fr}.cert-foot .sig,.cert-foot .meta{text-align:center}}main [hidden]{display:none!important}.hero .lede{max-width:64ch;color:var(--body);margin-top:18px;font-size:clamp(16px,1.35vw,18px);line-height:1.6}.lesson-box.project{border:2px solid var(--ink)}.project-check{color:var(--ink);cursor:pointer;align-items:center;gap:10px;margin-top:16px;font-weight:600;display:flex}.project-check input{width:18px;height:18px}@media (width>=761px){.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}