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textarea[data-astro-cid-2yqj62ye]{color:var(--text-primary);border-color:color-mix(in srgb,var(--accent) 46%,var(--border));background:linear-gradient(180deg,#fffffff0,#f0f8fcdb),color-mix(in srgb,var(--surface-elevated) 92%,transparent);box-shadow:inset 0 1px #ffffffd9,0 .7rem 1.65rem #00263814}.problem-composer__send[data-astro-cid-2yqj62ye]{display:grid;place-items:center;width:var(--chat-control-size);height:var(--chat-control-size);min-height:var(--chat-control-size);padding:0;border:0;border-radius:50%;color:var(--accent-contrast);background:var(--kd-gradient);background-color:var(--accent);line-height:1;filter:drop-shadow(0 .72rem 1.15rem color-mix(in srgb,var(--accent-hover) 20%,transparent));transition:transform .18s var(--ease),filter .18s var(--ease)}.problem-composer__send[data-astro-cid-2yqj62ye] span[data-astro-cid-2yqj62ye]{display:block;width:0;height:0;margin-left:.13rem;border-top:.42rem solid transparent;border-bottom:.42rem solid transparent;border-left:.68rem solid 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