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(orientation:portrait){.stu-char{padding:var(--s-space-2)}.stu-pick{flex-direction:column;flex:none;display:flex}.stu-pick__preview{flex:none;order:1}.stu-pick__stage{height:var(--s-pick-stage-h);flex:none}.stu-pick__list{flex:none;order:2;overflow:visible}.stu-pick__actions{bottom:calc(-1 * var(--s-space-2));z-index:var(--s-z-actions);padding:var(--s-space-2) 0;background:var(--s-bg);order:3;position:sticky}.stu-char__stage{height:var(--s-pick-stage-h);flex:none}}@media (prefers-reduced-motion:reduce){.stu-pick__item{transition:none}}[data-surface=student]{--s-first-box-max:112px;--s-first-w:26rem;--s-first-scale:1.06}.stu-first-overlay{z-index:var(--s-z-confirm);padding:var(--s-space-3);background:var(--s-overlay);place-items:center;display:grid;position:fixed;inset:0;overflow-y:auto}.stu-first{width:min(100%, var(--s-first-w));gap:var(--s-space-3);max-height:100%;padding:var(--s-space-3);background:var(--s-surface);border:var(--s-border-w) solid var(--s-border);border-radius:var(--radius-md);box-shadow:var(--s-shadow-card);flex-direction:column;display:flex;overflow-y:auto}.stu-first__head{align-items:center;gap:var(--s-space-2);flex:none;grid-template-columns:1fr auto;display:grid}.stu-first__title{font-size:var(--s-font-card-title);overflow-wrap:anywhere;margin:0;font-weight:700}.stu-first__rows{gap:var(--s-space-2);flex-direction:column;display:flex}.stu-first__row{grid-template-columns:repeat(3, minmax(0, var(--s-first-box-max)));justify-content:center;gap:var(--s-space-2);margin:0;padding:0;list-style:none;display:grid}.stu-first__box{aspect-ratio:1;cursor:pointer;background:var(--s-surface);border:var(--s-border-w) solid var(--s-border);border-radius:var(--radius-sm);width:100%;min-width:0;transition:transform var(--s-transition) ease, opacity var(--s-transition) ease, border-color var(--s-transition) ease;padding:0;display:block;position:relative;overflow:hidden}.stu-first__box img{object-fit:cover;width:100%;height:100%;display:block}.stu-first__box .stu-preview{pointer-events:none;border:0;border-radius:0}.stu-first__box:focus-visible{outline:var(--s-border-w) solid var(--s-primary);outline-offset:2px}.stu-first__box[aria-pressed=true]{border-color:var(--s-primary);background:var(--s-soft);transform:scale(var(--s-first-scale));z-index:1}.stu-first__box[data-dim=true]{opacity:.55}.stu-first__box:disabled{cursor:default}.stu-first__actions{align-items:center;gap:var(--s-space-1);flex-direction:column;flex:none;display:flex}.stu-first__start{width:100%}.stu-first__all{min-height:var(--s-touch);color:var(--s-primary);font-size:var(--s-font-small);align-items:center;text-decoration:underline;display:inline-flex}.stu-first__note{font-size:var(--s-font-small);color:var(--s-text-muted);text-align:center;margin:0}@media (prefers-reduced-motion:reduce){.stu-first__box{transition:none}}