:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:#e2e8f0;background:#0f172a;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(circle at top,#1e293b 0,#0f172a 46%,#020617 100%);min-height:100vh;margin:0}button{font:inherit}.app-shell{max-width:1120px;margin:0 auto;padding:28px 18px 44px}.hero{grid-template-columns:1.3fr .7fr;align-items:stretch;gap:18px;margin-bottom:20px;display:grid}.hero-card,.game-card,.coach-card,.tenkey-panel,.mode-card,.stats-grid>div{background:#0f172ab8;border:1px solid #94a3b82e;border-radius:26px;box-shadow:0 24px 60px #0000003d}.hero-card{padding:28px}.badge{color:#86efac;background:#22c55e1f;border:1px solid #22c55e47;border-radius:999px;padding:8px 12px;font-size:13px;display:inline-flex}h1{letter-spacing:-.06em;margin:14px 0 8px;font-size:clamp(34px,6vw,64px)}.lead{color:#94a3b8;font-size:17px;line-height:1.65}.license{flex-direction:column;justify-content:center;gap:12px;padding:22px;display:flex}.license strong{color:#facc15;font-size:36px}.mode-grid{grid-template-columns:repeat(5,1fr);gap:10px;margin:18px 0;display:grid}.mode-card{text-align:left;color:#e2e8f0;cursor:pointer;padding:16px;transition:all .18s}.mode-card span{color:#94a3b8;margin-top:5px;font-size:12px;display:block}.mode-card.active{background:#1e293bf0;border-color:#facc15a6;transform:translateY(-2px)}.main-grid{grid-template-columns:1fr 340px;gap:18px;display:grid}.game-card{min-height:430px;padding:28px}.target-label{color:#94a3b8;margin:0 0 10px}.target-number{letter-spacing:-.04em;color:#facc15;text-align:center;background:#0206176b;border:1px solid #facc1542;border-radius:24px;justify-content:center;align-items:center;min-height:150px;padding:20px;font-size:clamp(34px,6vw,74px);font-weight:900;display:flex}.hint{color:#94a3b8;text-align:center}.tenkey-panel{padding:18px}.answer-display{color:#facc15;text-align:right;background:#020617a8;border-radius:16px;min-height:52px;margin-bottom:12px;padding:14px;font-size:24px}.tenkey-grid{grid-template-columns:repeat(3,1fr);gap:9px;display:grid}.tenkey-grid button,.tenkey-actions button,.primary,.ghost{cursor:pointer;color:#e2e8f0;background:#1e293b;border:0;border-radius:16px;min-height:52px}.tenkey-grid button:hover,.ghost:hover{background:#334155}.tenkey-actions{grid-template-columns:1fr 1fr;gap:9px;margin-top:10px;display:grid}.primary{color:#111827;background:linear-gradient(135deg,#f59e0b,#facc15);font-weight:800}.ghost{border:1px solid #94a3b83d}.stats-grid{grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px;display:grid}.stats-grid div{padding:14px}.stats-grid span{color:#94a3b8;font-size:12px;display:block}.stats-grid strong{font-size:24px}.coach-card{color:#cbd5e1;padding:18px;line-height:1.6}.coach-avatar{color:#93c5fd;background:#60a5fa1f;border-radius:999px;margin-bottom:12px;padding:8px 12px;display:inline-flex}.feedback{text-align:center;border-radius:16px;margin-top:12px;padding:13px;font-weight:800}.feedback.good{color:#86efac;background:#22c55e21}.feedback.bad{color:#fca5a5;background:#ef44441f}@media (width<=860px){.hero,.main-grid{grid-template-columns:1fr}.mode-grid,.stats-grid{grid-template-columns:repeat(2,1fr)}}