.game-frame .page-header{gap:8px;padding-inline:16px}.game-frame .page-header>a{min-width:0}.game-frame .page-header>a>svg{flex:none}.game-frame .page-header>a>strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.game-header-actions{flex:none;align-items:center;gap:4px;display:flex}.game-surrender{border:1px solid var(--line);min-width:64px;min-height:44px;color:var(--ink);background:var(--surface);white-space:nowrap;border-radius:4px;justify-content:center;align-items:center;gap:6px;padding:0 10px;font-size:12px;font-weight:600;display:inline-flex}.game-surrender:not(:disabled):hover{border-color:var(--ink)}.game-header-actions .game-menu summary{width:44px;height:44px}.game-header-actions .game-menu-content{top:48px}.modal-box .surrender-error{color:#a33131}.rules-page section p+p{margin-top:10px}.rules-game-links{flex-direction:column;gap:8px;display:flex}.rules-game-links a,.detail-rules-link{min-height:44px;color:var(--ink);justify-content:space-between;align-items:center;gap:12px;font-size:13px;display:flex}.rules-game-links a{border:1px solid var(--line);border-radius:4px;padding:10px 12px}.detail-rules-link{border-top:1px solid var(--line);margin-top:12px}.rules-page .rules-return{align-self:flex-start;align-items:center;min-height:44px;display:inline-flex}