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:root{--bg:#FFFFFF;--panel:#FFFFFF;--panel-raised:#F3F6F9;--border:#D6DEE6;--border-soft:#E7ECF1;--green:#043068;--green-deep:#022145;--green-tint:#E1EAF6;--gold:#FFC800;--gold-deep:#E5A700;--orange:#F88800;--orange-deep:#C96D00;--red:#FF4B4B;--red-deep:#EA2B2B;--red-tint:#FFDFE0;--text:#2B3A4A;--text-dim:#6B7787;--text-faint:#A8B0B8;--font-display:'Baloo 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img{width:100%;height:100%;object-fit:cover}.friend-info{flex:1;min-width:0}.person-link{display:flex;align-items:center;gap:12px;flex:1;min-width:0;cursor:pointer}.friend-name{font-family:var(--font-body);font-weight:800;font-size:14px;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.friend-streak{font-family:var(--font-body);font-weight:600;font-size:12px;color:var(--text-dim)}.btn-outline.poke-back{border-color:var(--gold);color:var(--gold-deep);box-shadow:0 4px 0 var(--gold)}.leaderboard-row{display:flex;align-items:center;gap:10px;padding:8px 6px;border-bottom:2px solid var(--border-soft)}.leaderboard-row.me{background:var(--green-tint);border-radius:var(--radius-sm)}.leaderboard-rank{width:22px;text-align:center;font-family:var(--font-display);font-weight:800;font-size:14px;color:var(--text-faint);flex-shrink:0}.leaderboard-value{font-family:var(--font-display);font-weight:800;font-size:14px;color:var(--text);flex-shrink:0}.category-row{display:flex;align-items:center;gap:14px;width:100%;padding:14px 12px;background:var(--panel);border:2px solid 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ease}.scan-fab:active{transform:translateX(calc(-50% + min(100vw,480px) * .375)) translateY(4px);box-shadow:0 0 0 var(--gold-deep),0 2px 6px rgba(0,0,0,.18)}.scan-fab svg{width:28px;height:28px}.unread-badge{background:var(--red);color:#fff;font-family:var(--font-display);font-weight:800;font-size:12px;min-width:20px;height:20px;border-radius:10px;display:flex;align-items:center;justify-content:center;padding:0 6px;flex-shrink:0}.chat-row{display:flex;flex-direction:column;max-width:100%}.chat-row.mine{align-items:flex-end}.chat-row.theirs{align-items:flex-start}.chat-bubble{max-width:75%;padding:10px 14px;border-radius:16px;font-family:var(--font-body);font-weight:600;font-size:14px;line-height:1.4;word-wrap:break-word;white-space:pre-wrap}.chat-bubble.mine{background:var(--green);color:#fff;border-bottom-right-radius:4px}.chat-bubble.theirs{background:var(--panel-raised);color:var(--text);border:2px solid var(--border-soft);border-bottom-left-radius:4px}.chat-timestamp{font-size:10px;font-weight:700;color:var(--text-faint);margin-top:3px}@keyframes screen-fade-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.screen{animation:screen-fade-in .25s ease}@keyframes option-pop-correct{0%{transform:scale(1)}45%{transform:scale(1.04)}100%{transform:scale(1)}}@keyframes option-shake-incorrect{0%,100%{transform:translateX(0)}20%{transform:translateX(-6px)}40%{transform:translateX(6px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}.option.correct{animation:option-pop-correct .3s ease}.option.incorrect{animation:option-shake-incorrect .4s ease}@keyframes value-pop{0%{transform:scale(1)}50%{transform:scale(1.35)}100%{transform:scale(1)}}.value-pop{display:inline-block;animation:value-pop .3s ease}@keyframes banner-slide-in{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.feedback-banner.show{animation:banner-slide-in 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16px;background:var(--panel-raised);border-radius:var(--radius-sm)}.theme-toggle-label{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:14px;color:var(--text)}.theme-toggle{width:50px;height:28px;border-radius:999px;background:var(--border);border:none;position:relative;cursor:pointer;transition:background .2s ease;padding:0;flex-shrink:0}.theme-toggle[aria-checked=true]{background:var(--green)}.theme-toggle .toggle-knob{position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:transform .2s ease;box-shadow:0 1px 3px rgba(0,0,0,.3)}.theme-toggle[aria-checked=true] .toggle-knob{transform:translateX(22px)}