:root{color-scheme:dark;--bg:#151515;--panel:#202020;--muted:#888;--text:#e6e6e6;--accent:#e2b714;--brand-blue:#4aa3ff;--brand-white:#f5f7fa;--bad:#e06c75}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px "Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace}.shell{max-width:1000px;margin:0 auto;padding:32px 20px}header,.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-group{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.brand{font-size:32px;color:var(--brand-blue);font-weight:700}.tagline{color:var(--muted)}.itpro-brand{border-left:1px solid #444;color:var(--brand-white);font-size:12px;font-weight:600;letter-spacing:.08em;padding-left:12px;text-transform:uppercase}.toolbar{margin:32px 0 16px;padding:14px 0;border-bottom:1px solid #333;justify-content:flex-start;flex-wrap:wrap}.toolbar-timer{margin-left:auto;color:var(--accent);font-size:24px;font-weight:700;min-width:3ch;text-align:right;font-variant-numeric:tabular-nums}.version{color:var(--brand-blue);margin-left:8px}label{color:var(--muted)}select,button{background:var(--panel);border:1px solid #444;border-radius:6px;color:var(--text);padding:9px 12px}button{cursor:pointer}button:hover{border-color:var(--accent)}.test-card{background:var(--panel);border-radius:10px;padding:24px;min-height:250px}.prompt{font:26px/1.8 ui-monospace,monospace;color:#777;height:211px;overflow:hidden;white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;font-size:28px;line-height:1.75;scroll-behavior:smooth}.prompt .correct{color:var(--text)}.prompt .wrong{color:var(--bad);text-decoration:underline}.prompt .current{background:#555;color:#fff}.test-card textarea{position:absolute;opacity:0;pointer-events:none}.result{margin-top:16px;padding:20px;background:#272727;border-radius:10px;font-size:20px}.hidden{display:none}.hint{color:var(--muted);font-size:13px;margin-top:20px}
.summary-main{display:flex;gap:70px;margin-bottom:18px}.summary-main small,.summary-grid small{display:block;color:var(--muted);font-size:14px}.summary-main strong{display:block;color:var(--accent);font-size:46px;line-height:1.1}.graph{background:#1b1b1b;border-radius:6px;padding:12px 8px;margin-bottom:18px}.graph svg{display:block;width:100%;height:150px}.summary-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.summary-grid b{display:block;color:var(--accent);font-size:17px;line-height:1.5}.summary-hint{color:var(--muted);text-align:center;margin:22px 0 0}@media(max-width:700px){.summary-grid{grid-template-columns:repeat(2,1fr)}.summary-main{gap:35px}}
.prompt span.correct{color:#f5f5f5}.prompt span.wrong{color:#ff5c70;text-decoration:underline;text-decoration-thickness:2px}.prompt span.current{background:#e2b714;color:#151515;border-radius:3px;box-shadow:0 0 0 2px #e2b714}

.prompt .word{display:inline-block;white-space:nowrap}
.prompt:has(.numpad-cell){display:grid;grid-template-columns:repeat(10,minmax(28px,1fr));gap:8px;align-content:start}.numpad-cell{display:flex;align-items:center;justify-content:center;height:44px;border:1px solid #444;border-radius:5px;color:#888;background:#1b1b1b}.numpad-cell.correct{color:#f5f5f5!important;border-color:#666}.numpad-cell.wrong{color:#ff5c70!important;border-color:#ff5c70}.numpad-cell.current{color:#151515!important;background:var(--accent)!important;border-color:var(--accent)}
.learning{margin-top:18px;background:var(--panel);border-radius:10px;padding:22px}.learning-heading{display:flex;justify-content:space-between;gap:20px;align-items:start}.learning h2{margin:0;color:var(--brand-blue)}.learning-heading p{color:var(--muted);margin:8px 0 20px}.lesson-list{display:grid;gap:10px}.lesson{display:flex;align-items:center;gap:14px;border:1px solid #3b3b3b;border-radius:7px;padding:12px}.lesson.completed{border-color:#597b45}.lesson-stage{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#333;color:var(--accent);font-weight:700}.lesson-body{flex:1}.lesson h3{margin:0 0 4px;font-size:16px}.lesson p,.lesson small{margin:0;color:var(--muted);font-size:13px}.lesson button{white-space:nowrap}