/* Sudoku + shared layout for the board games (side column on the left, board on the right). */
.sudoku .topbar, .nono .topbar { right: auto; width: 58rem; gap: 1.6rem; }
.nono .topbar { width: 56rem; }
.sudoku .topbar .btn, .nono .topbar .btn { padding: 0 2.6rem; }
.sudoku .ttl, .nono .ttl { position: static; transform: none; display: none; }
.side-title { font-family: var(--font-display); font-weight: 800; font-size: 6.4rem; line-height: 1.05; }
.side-sub { font-size: 2.8rem; color: var(--muted); margin-top: .8rem; letter-spacing: .1rem; }
.sdk-side { position: absolute; left: 5.6rem; top: 18rem; width: 60rem; bottom: 5rem; display: flex; flex-direction: column; gap: 2.4rem; }
.sdk-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.padk { padding: 0; height: 12.4rem; font-family: var(--font-display); font-size: 5.2rem; }
.padk.erase { grid-column: span 3; font-size: 4.4rem; }
.sdk-actions, .nono-actions { display: flex; gap: 2rem; margin-top: auto; }
.sdk-actions .btn, .nono-actions .btn { flex: 1; }
.sdk-left { position: absolute; right: 5.6rem; top: 2.5rem; }
.sdk-board { display: grid; grid-template-columns: repeat(9, 12rem); grid-template-rows: repeat(9, 12rem); gap: .3rem; padding: 1.6rem; border-radius: 3.2rem; }
.sc { width: 12rem; height: 12rem; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 5.6rem; font-weight: 700; border-radius: 1.4rem; transition: background .15s; }
.sc[data-c="2"], .sc[data-c="5"] { margin-right: .8rem; }
.sc[data-r="2"], .sc[data-r="5"] { margin-bottom: .8rem; }
.sdk-board { grid-template-columns: repeat(9, auto); }
.sc.clash { color: var(--bad) !important; }
.sc.wrong { animation: wrongflash 1.2s ease; }
@keyframes wrongflash { 0%, 60% { box-shadow: inset 0 0 0 .5rem var(--bad); } }
.solved .sdk-board { animation: bounce .7s ease; }