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10px);width:100%;height:100%}.hud-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:18px;display:grid}.hud-card{background:#ffffff0b;border:1px solid #ffffff14;border-radius:20px;padding:16px}.hud-card span{color:var(--muted);font-family:var(--font-ibm-plex-mono), monospace;text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;display:block}.hud-card strong{letter-spacing:-.03em;margin-top:8px;font-size:1.3rem;display:block}.sidebar{gap:18px;padding:22px;display:grid}.sidebar-section{background:#ffffff08;border:1px solid #ffffff14;border-radius:22px;padding:18px}.sidebar-section h2{margin:0 0 12px;font-size:1rem}.sidebar-section p,.helper-text{color:var(--text-secondary);margin:0;line-height:1.6}.control-row{flex-wrap:wrap;gap:10px;display:flex}.action-button,.chip-button,.icon-button{cursor:pointer;border:0;transition:transform .2s,box-shadow .2s,background 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14%);background:#ffffff14}.swatch{border:1px solid #ffffff2e;border-radius:12px;width:34px;height:34px;box-shadow:inset 0 1px #ffffff26}.hint-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.hint-list li{color:var(--text-secondary);border-bottom:1px solid #ffffff14;justify-content:space-between;gap:16px;padding:12px 0;display:flex}.hint-list li:last-child{border-bottom:0;padding-bottom:0}.hint-list strong,.kbd{color:var(--text-primary)}.kbd{text-align:center;min-width:58px;font-family:var(--font-ibm-plex-mono), monospace;background:#ffffff14;border-radius:10px;padding:7px 10px;font-size:.78rem}.overlay{background:radial-gradient(circle,#06081624,#060816b8);place-items:center;padding:24px;display:grid;position:absolute;inset:0}.overlay-card{text-align:center;background:#070a16db;border:1px solid #ffffff1f;border-radius:24px;width:min(340px,100%);padding:24px;box-shadow:0 28px 60px #00000073}.overlay-card h3{margin:0 0 10px;font-size:1.4rem}.overlay-card p{color:var(--text-secondary);margin:0 0 18px}.touch-controls{justify-items:center;gap:10px;display:grid}.touch-row{gap:10px;display:flex}.icon-button{min-width:54px;min-height:54px;color:var(--text-primary);background:#ffffff0f;border:1px solid #ffffff14;border-radius:16px;place-items:center;display:grid}.icon-arrow{width:20px;height:20px}.footer-note{color:var(--muted);font-family:var(--font-ibm-plex-mono), monospace;font-size:.72rem;line-height:1.6}@media (max-width:1080px){.hero-copy,.game-shell{grid-template-columns:1fr}.hero-meta{justify-items:start}.pill-row{justify-content:flex-start}}@media (max-width:720px){.app-shell{padding:18px}.board-panel,.sidebar{padding:16px}.hud-row{grid-template-columns:1fr}.hero h1{font-size:clamp(2.6rem,16vw,4.4rem)}}