/* KEYFRAME learning edition: readable, responsive, and independent of the API. */
.learning-kicker{font:600 11px/1.5 var(--font-mono);letter-spacing:.16em;color:var(--accent);margin-bottom:22px}
.home-refresh .hero{height:auto;min-height:760px;padding:150px 6vw 100px;gap:5vw;background:radial-gradient(ellipse at 85% 35%,color-mix(in srgb,var(--accent) 6%,transparent),transparent 60%)}
.home-refresh .hero-content{padding:0;max-width:none;flex:1;min-width:0}
.home-refresh .hero-headline{white-space:normal;font-size:clamp(60px,7.6vw,116px);line-height:.98;overflow-wrap:anywhere}
.home-refresh .hero-sub{max-width:490px;color:#aaa9a3;font-size:16px}
.home-refresh .hero-stats{font-size:10px;letter-spacing:.09em}
.home-refresh .hero-vertical-label,.home-refresh .hero-scroll-arrow{display:none}
.home-refresh .hero-ctas{gap:12px;margin-bottom:30px}
.home-refresh .hero-ctas .btn{padding:15px 18px;font-size:11px}
.home-refresh .hero-ctas .btn::before,.home-refresh .hero-ctas .btn::after{content:none}
.home-start-card,.practice-preview{display:block;background:#191a19;border:1px solid #343530;border-radius:14px;overflow:hidden}
.home-start-card{width:36%;max-width:460px;flex-shrink:0;transform:rotate(2deg);transition:transform .2s,border-color .2s}
.home-start-card:hover{transform:rotate(0);border-color:var(--accent)}
.preview-top{padding:18px 22px;display:flex;justify-content:space-between;gap:12px;font:10px/1.5 var(--font-mono);letter-spacing:.12em;border-bottom:1px solid #343530;color:#b4b4ac}
.preview-art{height:300px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(#ffffff06 1px,transparent 1px),linear-gradient(90deg,#ffffff06 1px,transparent 1px);background-size:30px 30px}
.preview-word{font:clamp(54px,5.5vw,82px)/.91 var(--font-display);letter-spacing:-.02em;z-index:1;transform:rotate(-5deg);color:#f0ebe0;text-align:center}
.preview-word i{font-style:normal;color:var(--accent)}
.orbit{position:absolute;width:240px;height:240px;border:1px solid #75766e;border-radius:50%;transform:rotate(-30deg) scaleX(.65)}
.orbit-two{transform:rotate(45deg) scaleX(.7);width:310px;height:310px;border-color:color-mix(in srgb,var(--accent) 33%,transparent)}
.motion-square{position:absolute;right:32px;top:30px;width:23px;height:23px;background:var(--accent);transform:rotate(45deg)}
.home-start-bottom{display:flex;align-items:center;justify-content:space-between;padding:22px;border-top:1px solid #343530;gap:12px}
.home-start-bottom strong{font-size:17px}.home-start-bottom p{font-size:12px;color:#a6a69e;margin-top:5px}.home-start-bottom>span{font-size:30px;color:var(--accent)}
.learning-page{--text-secondary:#b0b0a8;--card-radius:10px}.learning-page::before{display:none}
.learning-page a:focus-visible,.learning-page button:focus-visible,.learning-page input:focus-visible,.learning-page summary:focus-visible,.home-refresh a:focus-visible{outline:2px solid var(--accent);outline-offset:5px}
.skip-link{position:fixed;top:8px;left:8px;z-index:10000;background:var(--accent);color:#111;padding:12px;transform:translateY(-150%)}.skip-link:focus{transform:none}
.learning-nav{max-width:1320px;margin:auto;padding:26px 5%;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--border)}
.learning-nav nav{display:flex;gap:26px;align-items:center;flex-wrap:wrap;font-size:12px}.learning-nav [aria-current]{color:var(--accent)}
.learning-page main,.learning-footer{max-width:1320px;margin:auto;padding:0 5%}
.start-hero{display:grid;grid-template-columns:1.35fr 1fr;gap:70px;align-items:center;padding:76px 0 60px}
.start-intro h1{font-size:clamp(64px,7.5vw,106px);letter-spacing:.01em;line-height:.98;margin-bottom:25px}.start-intro h1 em{font-style:normal;color:var(--accent)}
.start-intro>p:not(.learning-kicker){max-width:540px;color:var(--text-secondary);font-size:15px;line-height:1.9}
.start-actions{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin:30px 0 20px}
.learning-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#0d0d0d;font-size:12px;font-weight:600;padding:16px 22px;border-radius:5px;min-height:48px}
.learning-secondary{font-size:12px;text-decoration:underline;text-underline-offset:5px}.start-intro .start-facts{font-size:11px!important}.start-facts span{padding:0 8px;color:#777}
.practice-preview .preview-art{height:270px}.practice-preview>p{padding:18px 22px;font-size:12px;color:var(--text-secondary)}
.preview-timeline{display:flex;align-items:center;gap:15px;padding:18px 22px;border-top:1px solid var(--border);font:10px var(--font-mono);color:#999}.preview-timeline>div{height:2px;background:#56564e;flex:1;display:flex;justify-content:space-around}.preview-timeline b{height:9px;width:9px;background:var(--accent);transform:translateY(-3px) rotate(45deg)}
.learning-progress{display:flex;gap:30px;align-items:center;border-top:1px solid #333;border-bottom:1px solid #333;padding:24px 0;margin-bottom:70px}.learning-progress .learning-kicker{margin-bottom:4px;font-size:9px}.learning-progress p{font-size:13px}.learning-progress>span{color:var(--text-secondary);font-size:11px}.learning-progress progress{flex:1;height:5px;accent-color:var(--accent);border:0;background:#333}.learning-progress progress::-webkit-progress-bar{background:#333}.learning-progress progress::-webkit-progress-value{background:var(--accent)}
.path-section{scroll-margin-top:24px}.path-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:30px}.path-heading h2,.learning-next h2{font-size:56px;line-height:1}.path-heading p:not(.learning-kicker){font-size:12px;color:var(--text-secondary)}.path-heading .learning-kicker{margin-bottom:12px}
.path-tools{display:flex;justify-content:space-between;align-items:end;gap:20px;border-bottom:1px solid var(--border);padding-bottom:22px}.path-filters{display:flex;flex-wrap:wrap;gap:8px}.path-filters button{font-size:12px;padding:10px 16px;border:1px solid #393a35;color:var(--text-secondary);border-radius:5px;min-height:42px}.path-filters button[aria-pressed=true]{color:#111;background:var(--text-primary);border-color:var(--text-primary)}
.lesson-search{font-size:10px;color:var(--text-secondary);display:block}.lesson-search input{display:block;background:#181917;border:1px solid #393a35;border-radius:5px;padding:12px;color:var(--text-primary);font:12px var(--font-body);margin-top:6px;min-width:230px}
.lesson-results{font:11px var(--font-mono);color:var(--text-secondary);margin:22px 0}.lesson-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:start}
.lesson{border:1px solid #343530;border-radius:10px;overflow:hidden;background:#171816;scroll-margin-top:30px}.lesson[hidden]{display:none}.lesson.done{border-color:#687d52}.lesson-image{display:block;position:relative;aspect-ratio:16/9;overflow:hidden;background:#222}.lesson-image img{width:100%;height:100%;object-fit:cover}.lesson-duration{position:absolute;bottom:12px;right:12px;padding:4px 8px;background:#111e;border-radius:3px;font:11px var(--font-mono)}.lesson-play{position:absolute;top:12px;right:12px;border-radius:50%;background:#111e;padding:4px 10px;font-size:20px}
.lesson-copy{padding:22px}.lesson-eyebrow{display:flex;justify-content:space-between;gap:12px;font:10px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}.lesson h2{font:600 18px/1.4 var(--font-body);letter-spacing:-.03em;text-transform:none}.lesson h2 span{color:var(--accent)}.lesson-copy>p{font-size:12px;color:var(--text-secondary);margin:12px 0;line-height:1.8}.lesson-copy .lesson-creator{font-size:10px;margin:7px 0 14px;color:#d0cec5}.lesson-copy .lesson-prereq{font-size:10px;border-top:1px solid #30312d;padding-top:12px}
.lesson details{font-size:11px;margin-top:18px}.lesson summary{cursor:pointer;line-height:1.7;min-height:35px;color:#e7e3d9}.lesson-notes{margin:12px 0;padding:15px;background:#22241f;border-radius:5px;color:var(--text-secondary)}.lesson-notes strong{color:var(--text-primary)}.lesson-notes p{margin:8px 0 14px;line-height:1.8}.lesson-notes a{color:var(--accent);text-decoration:underline}.lesson-notes .original-title{font-size:9px;margin-bottom:0}.lesson-complete{width:100%;border:1px solid #46473f;color:#d5d5ca;border-radius:5px;padding:12px;font-size:11px;text-align:left;margin-top:12px;min-height:44px}.lesson-complete[aria-pressed=true]{color:#c8e2a9;border-color:#687d52;background:#273020}
.learning-next{display:flex;justify-content:space-between;align-items:center;gap:40px;margin:80px 0 40px;padding:38px;background:#1c2018;border:1px solid #3b4434;border-radius:12px}.learning-next p:not(.learning-kicker){max-width:620px;font-size:13px;color:var(--text-secondary);margin-top:20px}.learning-next .learning-primary{flex-shrink:0}
.learning-about{padding:15px 0 50px;max-width:850px}.learning-about h2{font-size:26px;margin-bottom:16px}.learning-about p{font-size:11px;line-height:1.9;color:var(--text-secondary);margin:12px 0}.learning-footer{display:flex;align-items:center;justify-content:space-between;gap:25px;border-top:1px solid var(--border);padding-top:30px;padding-bottom:35px}.learning-footer p,.learning-footer>a:last-child{font-size:11px;color:var(--text-secondary)}
@media(max-width:1050px){.lesson-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.path-tools{align-items:stretch;flex-direction:column}.start-hero{gap:30px}.home-refresh .hero{gap:25px;padding-left:5%;padding-right:5%}.home-refresh .hero-headline{font-size:72px}.home-start-card{width:38%}.learning-next{align-items:start;flex-direction:column}}
@media(max-width:700px){.learning-nav{align-items:flex-start;flex-direction:column;gap:18px;padding:20px 5%}.learning-nav nav{gap:22px;font-size:11px}.start-hero{grid-template-columns:1fr;padding-top:42px;gap:35px}.start-intro h1{font-size:68px}.practice-preview{max-width:460px;width:100%}.practice-preview .preview-art{height:220px}.preview-word{font-size:68px}.learning-progress{flex-wrap:wrap;gap:18px;margin-bottom:45px}.learning-progress progress{min-width:120px}.learning-progress>span{width:100%}.path-heading{align-items:start;flex-direction:column;gap:15px}.path-heading h2{font-size:48px}.lesson-grid{grid-template-columns:1fr}.lesson-search input{width:100%}.path-filters{gap:6px}.path-filters button{padding:10px 12px}.learning-next{padding:25px;margin-top:45px}.learning-next h2{font-size:48px}.learning-footer{flex-direction:column;align-items:start}.home-refresh .hero{padding-top:125px;padding-bottom:50px;min-height:0;flex-direction:column;align-items:stretch}.home-refresh .hero-headline{font-size:clamp(60px,14vw,88px)}.home-refresh .hero-content{width:100%}.home-start-card{width:100%;max-width:none;transform:none;margin-top:20px}.home-start-card .preview-art{height:220px}.home-refresh .hero-sub{font-size:14px}.home-refresh .hero-ctas .btn{width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}body{animation:none}.home-start-card{transition:none}}