.best-move-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.explain-button{font-size:11px;padding:7px 10px;border:1px solid var(--ui-accent);white-space:nowrap;color:var(--ui-text);flex-shrink:0}.explain-button:disabled{opacity:.4;cursor:default}.candidate-row{display:flex;align-items:center;gap:8px}.candidate-row .candidate{flex:1;min-width:0}.candidate-row.selected-candidate{background:var(--ui-raised);border-radius:6px}.explanation-line{font-weight:600;color:var(--ui-text)}#explanationDepth{font-size:11px;line-height:1.6;color:var(--ui-muted)}
/* Fit typical laptop screens without shrinking touch targets or hiding controls. */
@media(min-width:900px){
 header{height:58px;padding:0 4%}.brand{font-size:22px}.brandmark{width:32px;height:38px}
 main{max-width:1260px;padding:16px 28px 10px}.intro{margin-bottom:14px}.intro h1{font-size:27px;margin:3px 0}.intro p{font-size:12px}.intro .eyebrow{font-size:9px}
 .workspace{grid-template-columns:minmax(0,1.25fr) minmax(340px,1fr);gap:22px}
 .board-panel{width:100%;max-width:calc(100dvh - 204px);justify-self:center;min-width:280px}
 .board-top,.board-bottom{padding-bottom:8px;font-size:12px}.board-bottom{padding-top:8px}.avatar{width:26px;height:26px;font-size:21px}.board-actions button{padding:6px}.board-hint{margin:6px 0;font-size:10px}#previewBack{margin-top:5px;padding:7px 12px}
 aside{gap:9px}.card{padding:14px 17px;border-radius:10px}.segmented{margin-top:7px;padding:3px}.segmented button{padding:7px 4px}.control-row{margin-top:8px}.recommendation{padding:15px 18px}.recommendation #bestMove{font-size:44px!important;line-height:1.15;margin:5px 0}.move-meta{margin:9px 0}.continuation{padding-top:8px}.continuation p{margin:5px 0 0;font-size:12px;min-height:0;line-height:1.5}#pv{max-height:36px;overflow:auto}
 #candidates{margin:5px 0}.candidate{padding:7px 0;gap:8px}.toggle-row{padding-top:7px;margin-top:5px}.toggle-row small{font-size:10px}.fineprint{font-size:10px;line-height:1.4;margin:6px 0 0}.history{max-height:30px;overflow:auto;margin:8px 0;font-size:11px}.position-actions{margin-top:6px}.position-actions button{padding:7px 10px}.card-label{font-size:10px}footer{margin-top:14px;padding-top:10px;gap:6px}.owner-credit{padding-top:2px;font-size:10px}
}
@media(min-width:1100px) and (max-height:760px){main{padding-top:10px}.intro{margin-bottom:9px}.intro .eyebrow,.intro p{display:none}.workspace{grid-template-columns:minmax(0,1.15fr) minmax(450px,1fr)}aside{grid-template-columns:1fr 1fr;gap:8px}.preferences,.recommendation{grid-column:1/-1}.board-panel{max-width:calc(100dvh - 178px)}.position-card .card-heading{align-items:flex-start;gap:5px;flex-wrap:wrap}.position-actions{flex-wrap:wrap}.candidate-row{gap:4px}.explain-button{padding:7px}.candidate .tag{display:none}.candidate{gap:5px}.fineprint{font-size:10px}.owner-credit{font-size:10px}}
@media(max-width:899px){main{padding-top:20px}.intro{margin-bottom:18px}.candidate-row .explain-button{min-height:36px}.best-move-row .explain-button{min-height:36px}}