/* LL AI v62.4 — second 100-fix enhancement layer. */
.ll624Btn{border:1px solid var(--theme-line,#ffffff18);background:var(--theme-surface,#181a22);color:var(--theme-text,#f5f7ff);border-radius:12px;padding:9px 12px;font:inherit;font-size:12px;cursor:pointer;min-height:38px}.ll624Btn:hover{border-color:rgba(var(--accent-rgb,129,140,248),.42);background:color-mix(in srgb,var(--theme-surface,#181a22) 82%,var(--accent,#818cf8) 18%)}.ll624Btn.primary{background:var(--accent,#818cf8);color:var(--accent-contrast,#fff);border-color:transparent}.ll624Btn.danger{color:#ffaaaa;border-color:rgba(255,100,100,.22)}.ll624Btn.ghost{background:transparent}.ll624Btn:focus-visible,.ll624IconBtn:focus-visible{outline:2px solid var(--accent,#818cf8);outline-offset:2px}.ll624IconBtn{width:38px;height:38px;border:1px solid var(--theme-line,#ffffff18);border-radius:12px;background:var(--theme-surface,#181a22);color:var(--theme-text,#fff);display:grid;place-items:center;cursor:pointer}
.ll624Overlay{position:fixed;inset:0;z-index:5400;display:grid;place-items:center;padding:18px;background:rgba(2,4,10,.74);backdrop-filter:blur(18px)}.ll624Overlay[hidden]{display:none}.ll624Card{width:min(760px,96vw);max-height:min(820px,92dvh);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--theme-line,#ffffff18);border-radius:26px;background:color-mix(in srgb,var(--theme-surface-2,#1c1e28) 96%,transparent);box-shadow:0 34px 120px rgba(0,0,0,.58)}.ll624Head{display:flex;align-items:flex-start;gap:12px;padding:18px 18px 14px;border-bottom:1px solid var(--theme-line,#ffffff14)}.ll624Head>div{min-width:0;flex:1}.ll624Head h2{margin:0;font-size:20px}.ll624Head p{margin:4px 0 0;color:var(--theme-muted,#969bad);font-size:12px;line-height:1.5}.ll624Body{min-height:0;overflow:auto;padding:16px 18px;display:grid;gap:12px}.ll624Foot{display:flex;justify-content:flex-end;gap:8px;padding:13px 18px 17px;border-top:1px solid var(--theme-line,#ffffff14)}.ll624Row{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.ll624Row.between{justify-content:space-between}.ll624Input,.ll624Select,.ll624Textarea{width:100%;border:1px solid var(--theme-line,#ffffff18);border-radius:12px;background:var(--theme-surface,#151720);color:var(--theme-text,#fff);padding:11px 12px;outline:0;font:inherit}.ll624Input:focus,.ll624Select:focus,.ll624Textarea:focus{border-color:rgba(var(--accent-rgb,129,140,248),.55);box-shadow:0 0 0 3px rgba(var(--accent-rgb,129,140,248),.08)}.ll624Textarea{min-height:110px;resize:vertical}.ll624List{display:grid;gap:8px}.ll624Item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center;padding:11px 12px;border:1px solid var(--theme-line,#ffffff14);border-radius:14px;background:color-mix(in srgb,var(--theme-surface,#171923) 92%,transparent)}.ll624ItemCopy{min-width:0}.ll624ItemCopy b,.ll624ItemCopy small{display:block}.ll624ItemCopy b{font-size:12px;overflow-wrap:anywhere}.ll624ItemCopy small{margin-top:4px;color:var(--theme-muted,#969bad);font-size:10px;line-height:1.4}.ll624Tag{display:inline-flex;align-items:center;min-height:24px;padding:0 8px;border-radius:999px;background:rgba(var(--accent-rgb,129,140,248),.11);color:var(--accent,#8b93ff);border:1px solid rgba(var(--accent-rgb,129,140,248),.13);font-size:9px;font-weight:750}.ll624Empty{padding:28px 14px;text-align:center;color:var(--theme-muted,#969bad);border:1px dashed var(--theme-line,#ffffff16);border-radius:16px}.ll624Stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.ll624Stat{padding:12px;border:1px solid var(--theme-line,#ffffff14);border-radius:14px;background:var(--theme-surface,#171923)}.ll624Stat b,.ll624Stat span{display:block}.ll624Stat b{font-size:20px;letter-spacing:-.03em}.ll624Stat span{margin-top:4px;color:var(--theme-muted,#969bad);font-size:9px;text-transform:uppercase;letter-spacing:.06em}.ll624Progress{height:7px;border-radius:999px;background:var(--theme-surface-2,#20232d);overflow:hidden}.ll624Progress>i{display:block;height:100%;background:var(--accent,#818cf8);border-radius:inherit}.ll624Grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.ll624Grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.llMemoryManagerList mark,.llSearchMark{background:rgba(var(--accent-rgb,129,140,248),.22);color:inherit;border-radius:4px;padding:0 2px}.ll624Switch{display:inline-flex;align-items:center;gap:8px;font-size:11px;color:var(--theme-muted,#969bad)}.ll624Switch input{width:18px;height:18px;accent-color:var(--accent,#818cf8)}
.canvas624Tools{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-left:auto}.canvas624CommentBadge{position:absolute;right:18px;top:14px;z-index:3}.canvas624Comments{display:grid;gap:8px}.canvas624Compare{display:grid;grid-template-columns:1fr 1fr;gap:10px}.canvas624Compare pre{max-height:45dvh;overflow:auto;white-space:pre-wrap;margin:0;padding:12px;border:1px solid var(--theme-line);border-radius:12px;background:var(--theme-surface);font:11px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace}.canvas624LibraryName{font-weight:700}
.flash624RatingRow{width:min(760px,100%);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:10px}.flash624RatingRow button{min-height:44px;border-radius:13px}.flash624RatingRow .again{border-color:rgba(255,105,105,.3);color:#ffb0b0}.flash624RatingRow .hard{border-color:rgba(255,190,77,.28);color:#ffd38a}.flash624RatingRow .good{border-color:rgba(97,211,155,.25);color:#a6ecc9}.flash624RatingRow .easy{border-color:rgba(var(--accent-rgb),.35);color:var(--accent)}.flash624Due{margin-left:6px}.llQuizQuestion{padding:16px;border:1px solid var(--theme-line);border-radius:16px;background:var(--theme-surface);font-size:16px;font-weight:700;line-height:1.45}.llQuizChoices{display:grid;gap:8px}.llQuizChoice{text-align:left;padding:12px 13px;border:1px solid var(--theme-line);border-radius:13px;background:var(--theme-surface);color:var(--theme-text)}.llQuizChoice.correct{border-color:rgba(87,214,156,.55);background:rgba(87,214,156,.1)}.llQuizChoice.wrong{border-color:rgba(255,105,105,.5);background:rgba(255,105,105,.08)}
.voice624Tools{display:flex;justify-content:center;gap:7px;flex-wrap:wrap;margin-top:8px}.voice624Heard{font-size:10px;color:var(--theme-muted,#a5a7b3);text-align:center;letter-spacing:.05em;text-transform:uppercase}.voiceTranscript.voice624Editing{outline:2px solid rgba(var(--accent-rgb),.5);outline-offset:3px;background:rgba(var(--accent-rgb),.06)}.voice624State{display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:999px;background:rgba(255,255,255,.05);font-size:9px;color:var(--theme-muted)}
.chat624Meta{display:flex;gap:4px;flex-wrap:wrap;margin-top:4px}.chat624Meta span{font-size:7.5px;padding:2px 5px;border-radius:999px;background:rgba(var(--accent-rgb),.09);color:var(--theme-muted)}.chat624Archived{display:none!important}.chatSearch624Tools{display:flex;gap:6px;padding:0 2px 7px}.chatSearch624Tools .ll624Btn{flex:1;padding:7px 9px;min-height:32px;font-size:10px}.ll624ArchiveRow{display:flex;gap:7px;flex-wrap:wrap}.ll624ArchiveRow>.ll624Btn{flex:1}.ll624BulkCheck{width:18px;height:18px;accent-color:var(--accent)}
.ll624OfflineBanner{position:fixed;z-index:3500;left:50%;top:12px;transform:translateX(-50%);padding:8px 12px;border:1px solid rgba(255,195,88,.22);border-radius:999px;background:rgba(32,27,19,.9);color:#ffd899;font-size:11px;box-shadow:0 12px 38px rgba(0,0,0,.24);backdrop-filter:blur(14px)}.ll624OfflineBanner[hidden]{display:none}.ll624StorageBar{height:9px;border-radius:999px;background:var(--theme-surface-2);overflow:hidden}.ll624StorageBar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),#53d6ff);border-radius:inherit}.ll624SecurityWarn{padding:11px 12px;border:1px solid rgba(255,180,80,.22);border-radius:14px;background:rgba(255,180,80,.055);color:#f0cf9b;font-size:11px;line-height:1.5}.ll624Good{color:#9ee3c3}.ll624Bad{color:#ffaaa8}.ll624Mono{font:11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}.ll624Small{font-size:10px;color:var(--theme-muted);line-height:1.5}
@media(max-width:760px){.ll624Stats{grid-template-columns:repeat(2,minmax(0,1fr))}.ll624Grid2,.ll624Grid3,.canvas624Compare{grid-template-columns:1fr}.flash624RatingRow{grid-template-columns:repeat(2,minmax(0,1fr))}.canvas624Tools{width:100%;margin-left:0}.canvas624Tools .ll624Btn{flex:1}.ll624Card{border-radius:20px}.ll624Head{padding:15px}.ll624Body{padding:13px 15px}.ll624Foot{padding:12px 15px calc(14px + env(safe-area-inset-bottom))}}
@media(prefers-reduced-motion:reduce){.ll624Overlay,.ll624Card{animation:none!important;transition:none!important}}