.board-blanks{flex-direction:column;align-items:center;gap:6px;width:100%;font-size:20px;display:flex}.board-blanks-lines{flex-direction:column;align-items:center;gap:8px;width:100%;display:flex}.board-blanks-row{text-align:center;overflow-wrap:anywhere;white-space:normal;width:100%;min-width:0;max-width:100%;display:block;margin:0!important}.board-blanks-tail{white-space:normal}.board-blanks-slot{box-sizing:border-box;border:1.5px solid color-mix(in srgb, var(--foreground) 55%, transparent);background:var(--background);max-width:100%;color:var(--primary);font:inherit;text-align:center;vertical-align:baseline;box-shadow:none;border-radius:0;outline:none;margin:0 .15em;padding:.05em .4em;line-height:1.3;transition:border-color .15s ease-out,box-shadow .15s ease-out;display:inline-block}.board-blanks-slot--long{text-align:left;--board-paper-line:color-mix(in srgb, var(--foreground) 16%, transparent);--board-paper-margin:color-mix(in srgb, var(--destructive) 24%, transparent);resize:none;white-space:pre-wrap;overflow-wrap:anywhere;background-color:var(--background);background-image:linear-gradient(90deg, transparent 35px, var(--board-paper-margin) 35px, var(--board-paper-margin) 36px, transparent 36px), repeating-linear-gradient(transparent, transparent calc(1.45em - 1px), var(--board-paper-line) calc(1.45em - 1px), var(--board-paper-line) 1.45em);background-attachment:local;width:100%;min-height:4.35em;margin:.15em auto 0;padding:.1em .75em .1em 2.4em;line-height:1.45em;display:block;overflow-y:auto}.board-blanks-filled{color:var(--primary);margin:0 .15em}.board-math-blanks .board-blanks-answer{color:var(--primary)}.board-blanks-filled--long{white-space:pre-wrap;overflow-wrap:anywhere;text-align:left;width:100%;margin:.15em auto 0;display:block}.board-blanks-slot::placeholder{color:#0000}.board-blanks-slot:hover:not(:disabled){border-color:color-mix(in srgb, var(--primary) 70%, transparent)}.study-board .board-blanks-slot:focus,.study-board .board-blanks-slot:focus-visible{background-color:var(--background);border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);outline:none}.board-blanks-slot:disabled{border-color:color-mix(in srgb, var(--foreground) 30%, transparent);color:var(--foreground);cursor:default}.board-math-blanks{text-align:center;width:100%;font-size:32px}.board-math-blanks .katex,.board-ink .board-math-blanks .katex{font-size:1.35em}.board-math-blanks .katex-display{margin:0}.board-math-blank{vertical-align:-.35em;min-width:2.6em;min-height:1.4em;margin:0 .1em;display:inline-block;position:relative}.board-math-blank .board-blanks-slot{text-align:center;width:100%;min-width:2.6em;min-height:0;margin:0;padding:0 .2em;display:inline-block;position:absolute;inset:0}.board-blanks--ok .board-math-blank .board-blanks-slot,.board-blanks--ok .board-blanks-slot{border-color:var(--success);color:var(--success)}.board-blanks--ok .katex{color:var(--success)}.board-blanks--miss .board-math-blank .board-blanks-slot,.board-blanks--miss .board-blanks-slot{border-color:var(--destructive);color:var(--destructive)}.board-blanks--miss .katex{color:var(--destructive)}.board-blanks>.board-match-submit{margin-top:4px}