.fillomino-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:24px;align-items:start}
#field-title{font-size:1.05rem;margin:0 0 12px}
#setup{padding:16px;border:1px solid var(--rule);border-radius:16px;background:var(--surface)}
#setup label{display:flex;flex-direction:column;align-items:stretch;gap:6px;font-size:.85rem;margin-bottom:12px;color:var(--muted)}
#setup input,#setup select{width:100%;min-width:0}
#new{width:100%;justify-content:flex-start}
.text-button{border:1px solid var(--rule);border-radius:999px;min-height:44px;padding:0 12px;background:var(--surface);margin-top:12px;font-size:.85rem}
#notice,#unique{font-size:.8rem;color:var(--muted);line-height:1.5}
.panel-head{display:flex;justify-content:space-between;gap:12px;align-items:baseline;margin-bottom:12px}
.panel-head h2{font-size:1.05rem;margin:0}
#summary,#clock{font-size:.8rem;opacity:.8}
#board{--kz-ink:var(--felt-ink);--kz-paper:var(--felt-paper);--kz-grid:rgba(255,255,255,.4)}
.rules{margin-top:1.5rem}
@media(max-width:700px){.fillomino-layout{grid-template-columns:1fr}.panel{padding:14px 10px}#setup{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}#new{grid-column:1/-1}}