:root{--bg-0:#f4efe7;--bg-1:#ebe1d2;--panel:rgba(252, 247, 239, 0.9);--ink:#1e1914;--muted:#675b4f;--accent:#cc4e2f;--accent-2:#f08f2e;--ok:#2f8752;--error:#bb3a2e;--shadow:0 16px 40px rgba(45, 33, 21, 0.12)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;font-family:ui-monospace,"SF Mono",Menlo,Monaco,Consolas,"Liberation Mono",monospace;color:var(--ink)}body{background:radial-gradient(circle at 12% 8%,#ffe7ca 0,transparent 38%),radial-gradient(circle at 85% 80%,#f7d8bf 0,transparent 35%),linear-gradient(140deg,var(--bg-0),var(--bg-1));padding:24px}.grain{position:fixed;inset:0;pointer-events:none;opacity:.14;background-image:radial-gradient(#000 .35px,transparent .35px);background-size:3px 3px}.app{max-width:980px;margin:0 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rgba(70,49,34,.25);background:#fffdfa;padding:14px;line-height:1.75;font-size:1.03rem}.char{border-radius:3px}.char.current{background:rgba(240,143,46,.3)}.char.correct{color:var(--ok)}.char.error{color:var(--error);background:rgba(187,58,46,.15)}.typing-input{min-height:136px;resize:vertical;font-size:1rem}.typing-input:disabled{opacity:.7;cursor:not-allowed}.keyboard{display:grid;gap:6px}.keyboard[hidden]{display:none}.keyboard .row{display:flex;flex-wrap:wrap;gap:6px}kbd{min-width:30px;text-align:center;padding:6px 8px;border-radius:8px;border:1px solid rgba(70,49,34,.28);background:rgba(255,255,255,.74);font-size:.78rem}.hand-guide h2,.seo-copy h2{margin:0}.article-content p,.guide-lead,.seo-copy p{margin:10px 0 0;line-height:1.58}.guide-grid{margin-top:12px;display:grid;grid-template-columns:1fr 1.2fr;gap:12px;align-items:start}.article-content ol,.article-content ul,.guide-list,.link-list,.seo-copy ol{margin:12px 0 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