:root{--bg:#12151c;--text:#e6e9f0;--muted:#9aa3b5;--panel:#1d222d;--panel-shadow:#0006;--done:#5fd38d;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--accent:#ff4f6d;--case:#3b4252;--key-bg:#f7f8fa;--key-border:#b8bfcc;--key-text:#2b3140;color:var(--text);background:var(--bg);font-family:system-ui,Segoe UI,Roboto,sans-serif}:root[data-mode=light]{--bg:#f4f6fb;--text:#1f2633;--muted:#6b7385;--panel:white;--panel-shadow:#00000014;--done:#2e9e5b;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}body{margin:0}main{max-width:1000px;margin:0 auto;padding:24px 16px}header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}h1{margin:0;font-size:1.8rem}.brand{letter-spacing:-.02em;align-items:center;gap:10px;font-weight:900;display:flex}.brand-beast{color:#9b7bff}.controls{flex-wrap:wrap;align-items:center;gap:12px;font-size:.95rem;display:flex}.controls label{white-space:nowrap}.controls select,.controls button{font:inherit;padding:4px 10px}.activities{flex-wrap:wrap;gap:8px;margin-top:20px;display:flex}.activity{font:inherit;border:1px solid var(--muted);color:var(--muted);cursor:pointer;background:0 0;border-radius:999px;padding:6px 12px;font-size:.9rem}.activity.current{border-color:var(--accent);background:var(--accent);color:#fff}.next{font:inherit;background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;margin-left:12px;padding:4px 14px}.text-strip{background:var(--panel);box-shadow:0 2px 8px var(--panel-shadow);white-space:pre-wrap;border-radius:12px;margin:16px 0 8px;padding:18px 24px;font-family:ui-monospace,Consolas,monospace;font-size:2.8rem;line-height:1.5}.text-strip span{color:var(--muted);border-radius:4px}.text-strip .done{color:var(--done)}.text-strip .current{color:#fff;background:var(--accent)}.text-strip .wrong{color:#ff5c73;background:#ff506433;-webkit-text-decoration:underline wavy #ff5c73;text-decoration:underline wavy #ff5c73}.results{align-items:center;gap:28px;margin:0 0 16px;display:flex}.stat{flex-direction:column;align-items:center;min-width:110px;display:flex}.stat-value{font-variant-numeric:tabular-nums;font-size:3rem;font-weight:800;line-height:1}.stat-label{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:.85rem;font-weight:600}.status{color:var(--muted);margin:0}.warning{color:var(--accent)}.stage{-webkit-user-select:none;user-select:none;width:100%;height:auto;display:block}.keyboard-case{fill:var(--case)}.key rect{fill:var(--key-bg);stroke:var(--key-border);stroke-width:1px;transition:filter 80ms}.key.pressed rect{filter:brightness(.8)}.key.wrong rect{fill:#ff9aa9!important}.key-label{fill:var(--key-text);text-anchor:middle;dominant-baseline:central;font-size:20px;font-weight:600}.key-label.small{font-size:14px;font-weight:500}.key-label.word{font-size:13px;font-weight:500}.home-bump{stroke:var(--key-text);stroke-width:2px;stroke-linecap:round}.hands,.key-highlights{pointer-events:none}.key-target{fill:none;stroke:var(--accent);stroke-width:4px;animation:1s ease-in-out infinite pulse}.key-target-label{fill:var(--accent);text-anchor:middle;dominant-baseline:central;paint-order:stroke;stroke:#fff;stroke-width:4px;font-size:22px;font-weight:800}.header-link,.auth-card a,.auth-links a{color:#9b7bff}.brand-link{color:inherit;text-decoration:none}.teacher{max-width:720px}.auth-card{background:var(--panel);max-width:420px;box-shadow:0 2px 8px var(--panel-shadow);border-radius:12px;flex-direction:column;gap:14px;margin:32px auto 0;padding:28px;display:flex}.dashboard .auth-card{max-width:none;margin-top:16px}.auth-card h2,.auth-card h3,.auth-card p{margin:0}.field{flex-direction:column;gap:6px;font-weight:600;display:flex}.field input{font:inherit;border:1px solid var(--muted);background:var(--bg);color:var(--text);border-radius:8px;padding:9px 12px;font-weight:400}.field input:focus{border-color:#0000;outline:2px solid #9b7bff}.field small,.muted{color:var(--muted);font-weight:400}.primary,.secondary{font:inherit;cursor:pointer;border-radius:8px;padding:10px 18px;font-weight:600}.primary{color:#fff;background:#7c4dff;border:none}.primary:disabled{opacity:.6;cursor:default}.secondary{border:1px solid var(--muted);color:var(--text);background:0 0}.form-error{color:#ff5c73}.auth-links{flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:.95rem;display:flex}.dashboard{margin-top:28px}.dashboard-top{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.dashboard-top h2,.dashboard-top p{margin:0 0 4px}.trial-banner{background:#9b7bff26;border-radius:8px;padding:10px 14px}@keyframes pulse{50%{stroke-opacity:.35}}