.board-mobile-tools{display:none}
#board-viewer{position:fixed;inset:0;width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;padding:0;border:0;background:#030912;color:var(--text);overflow:hidden;animation:none}
#board-viewer::backdrop{background:#030912}
.board-viewer-frame{position:absolute;left:50%;top:50%;width:100vw;height:100dvh;transform:translate(-50%,-50%);display:flex;flex-direction:column;overflow:hidden}
.board-viewer-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex:none;min-height:52px;padding:6px max(12px,env(safe-area-inset-right)) 6px max(12px,env(safe-area-inset-left));border-bottom:1px solid var(--line);background:#101923}
.board-viewer-toolbar strong{font-size:14px;font-weight:500;white-space:nowrap;color:var(--gold)}
.board-viewer-toolbar button{display:inline-flex;align-items:center;justify-content:center;min-width:38px;min-height:38px;border:1px solid var(--line);border-radius:10px;padding:6px 10px;background:#182634;font-size:16px;line-height:1;color:var(--text)}
.board-viewer-toolbar button:disabled{opacity:.35}
.board-viewer-toolbar button:focus-visible,.board-mobile-tools :focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.board-viewer-zoom{display:flex;align-items:center;gap:6px}
.board-viewer-zoom output{min-width:52px;text-align:center;font-size:13px;font-variant-numeric:tabular-nums}
#board-fit,#board-viewer-close{font-size:13px;gap:5px}
.board-viewer-canvas{position:relative;flex:1;min-height:0;overflow:hidden;touch-action:none;overscroll-behavior:none;user-select:none;-webkit-user-select:none;background:radial-gradient(ellipse at center,#162639,#030912 75%);cursor:grab}
.board-viewer-canvas.is-dragging{cursor:grabbing}
#board-viewer-image{position:absolute;left:50%;top:50%;max-width:none;max-height:none;transform-origin:center;pointer-events:none;-webkit-user-drag:none;will-change:transform;opacity:0}
#board-viewer-image.loaded{opacity:1}
#board-viewer-status{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);margin:0;font-size:14px;color:var(--muted)}
@media(orientation:portrait){
 .board-viewer-frame{width:100dvh;height:100vw;transform:translate(-50%,-50%) rotate(90deg)}
}
@media(max-width:900px){
 body[data-deck="board"] .board-mobile-tools{display:flex;align-items:center;gap:6px;grid-row:3;grid-column:2;justify-self:end}
 .board-mobile-tools a,.board-mobile-tools button{display:inline-flex;align-items:center;justify-content:center;gap:4px;min-height:36px;padding:7px 8px;border:1px solid rgba(168,216,255,.32);border-radius:999px;background:rgba(25,41,57,.72);color:var(--blue);text-decoration:none;font:inherit;font-size:12px;line-height:1.25;white-space:nowrap}
 .board-mobile-tools svg{width:14px;height:14px;stroke:currentColor;stroke-width:1.6;fill:none;flex:none}
 .topbar .board-mode-switch{grid-column:1;justify-self:start}
 .topbar .board-mode-switch button{min-width:48px;padding:6px 9px;font-size:12px}
}
@media(max-width:360px){
 body[data-deck="board"] .topbar{padding-left:12px;padding-right:12px;column-gap:6px}
 .board-mobile-tools{gap:4px}
 .board-mobile-tools a,.board-mobile-tools button{padding:7px 6px;font-size:11px}
 .board-mobile-tools svg{width:12px;height:12px}
 .topbar .board-mode-switch button{min-width:40px;padding:6px 7px}
}
@media(max-height:520px) and (max-width:900px) and (orientation:landscape){
 body[data-deck="board"] .topbar{display:grid;grid-template-columns:auto 1fr auto;gap:5px 12px;padding:5px 14px}
 body[data-deck="board"] .brand{grid-column:1;grid-row:1}
 body[data-deck="board"] .deck-switch{grid-column:2;grid-row:1;width:auto;justify-self:center}
 body[data-deck="board"] .toolbar{grid-column:3;grid-row:1}
 .topbar .board-mode-switch{grid-column:1;grid-row:2}
 body[data-deck="board"] .board-mobile-tools{grid-column:2/4;grid-row:2}
 .board-mobile-tools a,.board-mobile-tools button{min-height:30px;padding-top:5px;padding-bottom:5px}
}