:root{--blue:#103e70;--paper:#eee4cb;--pink:#d78c9c;--yellow:#e7ba38;--ink:#171b20}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--blue);font-family:'DM Sans',sans-serif}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:20;opacity:.09;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.78' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.alpha-nav,.alpha-paper,.alpha-hero{background-color:var(--paper);background-image:radial-gradient(#78613e22 .65px,transparent .85px);background-size:5px 5px}
.alpha-nav{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:15px 4%}.alpha-nav a{color:var(--blue);text-decoration:none}.brand{font:bold 29px Georgia,serif;white-space:nowrap}.brand small{display:block;letter-spacing:6px;font:10px 'DM Mono',monospace}.alpha-nav nav{display:flex;gap:24px;align-items:center;font:500 14px 'Oswald',sans-serif}.alpha-nav .active{padding:10px;background:var(--blue);color:var(--paper)}
.alpha-page{max-width:1250px;margin:auto}.alpha-hero{position:relative;min-height:390px;margin:12px 40px 0;padding:26px 30px;display:grid;grid-template-columns:65% 35%;isolation:isolate}.alpha-hero h1{position:relative;margin:0;color:var(--blue);font:700 clamp(60px,9vw,122px)/.92 'Oswald',sans-serif;letter-spacing:-3px}.alpha-hero h1 span{background:var(--pink);padding:0 20px}.alpha-hero h2{font:500 23px 'Oswald',sans-serif;margin:14px 0}.alpha-hero p{max-width:530px;line-height:1.5}.alpha-hero>img{position:absolute;right:-95px;bottom:0;width:58%;height:100%;object-fit:cover;object-position:center;z-index:-1;filter:drop-shadow(2px 3px #0003)}.alpha-hero aside{position:absolute;right:-16px;top:60px;max-width:160px;transform:rotate(-6deg);padding:18px 12px;background:#f4e9ce;font:600 19px/1.3 'Oswald',sans-serif;box-shadow:2px 3px #0003}.alpha-hero .hero-note{position:absolute;left:-50px;top:30px;padding:18px 10px;background:#e7ce8c;font:20px/1.4 'Permanent Marker',cursive;transform:rotate(-8deg)}
.alpha-paper{position:relative;padding:14px 32px 0}.alpha-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:20px}button{font:500 16px 'Oswald',sans-serif;border:1px solid #788185;border-radius:2px;background:#ede5d1;color:var(--blue);padding:12px 16px;cursor:pointer}button:hover:not(:disabled),a:hover{background:var(--yellow);color:var(--ink)}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--blue);outline-offset:3px}button:disabled{cursor:default;opacity:.65}.alpha-tabs .active{background:var(--blue);color:var(--paper)}.frame{border:1px solid #788185;border-radius:5px;padding:18px;margin-bottom:20px}.letter-grid{display:grid;grid-template-columns:repeat(9,1fr);gap:6px}.letter-tile{padding:8px 3px;background:#f4ebd5}.letter-tile b{display:block;font:bold 34px Georgia,serif}.letter-tile span{display:block;font:16px 'DM Sans',sans-serif;margin-top:4px}.letter-tile.selected{background:var(--blue);color:#fff5df}.letter-detail{display:grid;grid-template-columns:230px 1fr;gap:28px;align-items:center}.letter-poster{border:5px double var(--blue);background:var(--pink);padding:14px;transform:rotate(-1deg);text-align:center}.letter-poster>b{font:bold 110px/.9 Georgia,serif;color:var(--blue)}.letter-poster .illustration{display:block;font-size:58px}.letter-poster p{font:600 23px 'Oswald',sans-serif;margin:6px 0}.detail-copy h2{font:700 55px 'Oswald',sans-serif;color:var(--blue);margin:0}.detail-copy p{font-size:20px;margin:8px 0}.audio-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.audio-row button:first-child,.primary{background:var(--blue);color:#fff1d3}.slow{font-size:13px}.spell-tool{position:relative;background:var(--pink);padding:24px;margin-top:16px}.spell-tool h2{font:700 28px 'Oswald',sans-serif;margin:0}.spell-tool p{margin:8px 0 16px}.spell-tool input{width:100%;max-width:650px}.spell-tool small{display:block;margin-top:12px}input{font:18px 'DM Mono',monospace;padding:12px;border:1px solid #788185;background:#f6edd8;border-radius:2px}.status-row{display:flex;justify-content:space-between;gap:15px;font:500 15px 'DM Mono',monospace}.progress{height:10px;border-radius:5px;background:#c4bdad;margin:12px 0 22px;overflow:hidden}.progress i{display:block;height:100%;background:var(--blue)}.practice{min-height:340px;text-align:center}.practice h2{font:700 34px 'Oswald',sans-serif;color:var(--blue)}.big-letter{font:bold 95px Georgia,serif;color:var(--blue);margin:16px 0}.options{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:650px;margin:20px auto}.options button{font-size:24px}.correct{background:#cad9b9!important;color:#142a14}.wrong{background:#e2a5ad!important;color:#431b22}.feedback{margin:20px auto 0;padding:16px;max-width:700px;background:#e9cf83;border:1px dashed #8f7748;text-align:left}.feedback p{line-height:1.5;margin:8px 0}.feedback:empty{display:none}.feedback .audio-row{justify-content:flex-start}.single-letter{width:85px;text-align:center;text-transform:uppercase;font-size:28px}.recording{background:var(--pink)!important}.practice-word{letter-spacing:8px;font:700 52px 'Oswald',sans-serif;color:var(--blue)}#audio-status:empty{display:none}footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:25px;padding:28px 20px;color:var(--blue)}footer p{font:22px 'Permanent Marker',cursive}.stamp{padding:14px;border:3px double var(--blue);border-radius:50%;transform:rotate(-10deg);font:bold 18px Georgia,serif;text-align:center}.world{font-size:90px}footer small{border-top:1px solid #788185;padding:12px;width:100%;text-align:center;font:11px 'DM Mono',monospace}
@media(max-width:750px){.alpha-nav{flex-wrap:wrap}.alpha-nav nav{gap:12px;flex-wrap:wrap;font-size:12px}.alpha-hero{margin:8px 10px 0;padding:20px;min-height:330px}.alpha-hero>img{opacity:.28;right:-20px}.alpha-hero aside,.alpha-hero .hero-note{display:none}.alpha-hero{grid-template-columns:1fr}.alpha-hero h1{font-size:75px}.alpha-paper{padding:12px}.alpha-tabs{grid-template-columns:repeat(2,1fr)}.letter-grid{grid-template-columns:repeat(6,1fr)}.letter-detail{grid-template-columns:130px 1fr;gap:14px}.letter-poster>b{font-size:70px}.detail-copy h2{font-size:36px}.detail-copy p{font-size:16px}.letter-poster p{font-size:17px}.options{grid-template-columns:repeat(2,1fr)}}
@media(max-width:430px){.letter-grid{grid-template-columns:repeat(4,1fr)}.letter-detail{grid-template-columns:1fr}.letter-poster{max-width:180px;justify-self:center}.alpha-hero h1{font-size:60px}}
.letter-poster.letter-poster-image{padding:0;border:0;background:transparent;width:100%}
.letter-poster-image img{display:block;width:100%;height:auto}