:root,[data-theme=light]{--bg: #f3f4f6;--surface: #ffffff;--surface-2: #f6f7f9;--hover: #eef0f3;--line: #e2e5ea;--line-strong: #cfd4dc;--ink: #15171c;--ink-2: #444b57;--muted: #737a87;--accent: #2f5bea;--accent-hover: #2449c9;--accent-ink: #ffffff;--accent-soft: #e9eefe;--danger: #c93636;--danger-soft: #fdecec;--ok: #1a9a5e;--warn: #a15c07;--shadow-pop: 0 1px 2px rgba(20, 24, 33, .06), 0 8px 24px rgba(20, 24, 33, .1);--mark: #ffe58a;color-scheme:light}[data-theme=dark]{--bg: #101216;--surface: #17191e;--surface-2: #1c1f25;--hover: #23272e;--line: #2a2e36;--line-strong: #3a3f49;--ink: #e9ebef;--ink-2: #b7bcc6;--muted: #858c99;--accent: #7091ff;--accent-hover: #88a3ff;--accent-ink: #0c1022;--accent-soft: #1d2643;--danger: #f06a6a;--danger-soft: #3a1d20;--ok: #3ccf8e;--warn: #e0a24a;--shadow-pop: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 32px rgba(0, 0, 0, .45);--mark: #6b5a12;color-scheme:dark}:root{--font: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--mono: "Geist 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var(--line);border-radius:var(--r-lg);background:var(--surface)}.audio-play{width:36px;height:36px;border-radius:50%;border:none;flex-shrink:0;display:grid;place-items:center;background:var(--accent);color:var(--accent-ink)}.audio-play:hover{background:var(--accent-hover)}.audio-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.audio-top{display:flex;gap:10px;justify-content:space-between;font-size:13px}.audio-name{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.audio-time{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.scrubber{-webkit-appearance:none;appearance:none;width:100%;height:4px;margin:0;border-radius:4px;cursor:pointer;background:linear-gradient(to right,var(--accent) var(--p),var(--line) var(--p))}.scrubber::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;border-radius:50%;background:var(--accent);border:2px solid var(--surface)}.scrubber::-moz-range-thumb{width:10px;height:10px;border-radius:50%;background:var(--accent);border:2px solid var(--surface)}.jump-latest{position:absolute;bottom:12px;left:50%;transform:translate(-50%);display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 14px;border-radius:999px;border:none;background:var(--accent);color:var(--accent-ink);font-weight:500;font-size:13px;box-shadow:var(--shadow-pop)}.composer-wrap{padding:0 20px 4px;flex-shrink:0}.uploads{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}.upload{padding:8px 6px 8px 12px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface-2)}.upload-row{display:flex;align-items:center;gap:12px;font-size:13px}.upload-name{flex:1;min-width:0;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.upload-status{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}.upload.error .upload-status{color:var(--danger);white-space:normal;text-align:right}.progress{height:3px;border-radius:3px;background:var(--line);margin:6px 6px 0 0;overflow:hidden}.progress div{height:100%;background:var(--accent);transition:width .2s}.upload.zipping .progress div{width:30%!important;animation:indet 1.1s ease-in-out infinite}.upload.error .progress div{background:var(--danger)}@keyframes indet{0%{transform:translate(-100%)}to{transform:translate(340%)}}.composer{border:1px solid var(--line-strong);border-radius:var(--r-lg);background:var(--surface);transition:border-color .12s,box-shadow .12s}.composer:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.composer.disabled{background:var(--surface-2)}.composer textarea{display:block;width:100%;resize:none;border:none;outline:none;background:transparent;padding:12px 14px 4px;max-height:220px;min-height:44px;line-height:1.5;font-size:14.5px}.composer textarea::placeholder{color:var(--muted)}.composer-bar{display:flex;align-items:center;gap:2px;padding:4px 6px 6px}.composer-hint{flex:1;text-align:right;font-size:12px;color:var(--muted);padding-right:10px}.send{width:34px;height:34px;border-radius:var(--r);border:none;display:grid;place-items:center;background:var(--accent);color:var(--accent-ink)}.send:hover:not(:disabled){background:var(--accent-hover)}.send:disabled{background:var(--hover);color:var(--muted);cursor:default}.replying{display:flex;align-items:center;gap:8px;padding:8px 6px 8px 14px;font-size:13px;color:var(--muted);border-bottom:1px solid var(--line)}.replying strong{color:var(--ink);font-weight:600}.replying-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.flip{transform:scaleX(-1)}.staged-list{display:flex;gap:8px;padding:10px 10px 0;overflow-x:auto}.staged{display:flex;align-items:center;gap:10px;flex-shrink:0;max-width:280px;padding:6px 4px 6px 6px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface-2)}.staged.bad{border-color:var(--danger)}.staged.bad .staged-sub{color:var(--danger)}.staged-img{width:36px;height:36px;border-radius:6px;object-fit:cover}.staged-meta{min-width:0;display:flex;flex-direction:column}.staged-name{font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.staged-sub{font-size:12px;color:var(--muted);white-space:nowrap}.rec-bar{display:flex;align-items:center;gap:10px;padding:10px 8px 10px 16px;min-height:52px}.rec-dot{width:10px;height:10px;border-radius:50%;background:var(--danger);animation:blink 1s ease-in-out infinite}@keyframes blink{50%{opacity:.3}}.rec-time{font-variant-numeric:tabular-nums;font-weight:600}.rec-label{color:var(--muted)}.typing{height:22px;display:flex;align-items:center;gap:8px;padding:0 4px;font-size:12.5px;color:var(--muted)}.typing-dots{display:inline-flex;gap:3px}.typing-dots i{width:4px;height:4px;border-radius:50%;background:var(--muted);animation:bounce 1.2s infinite}.typing-dots i:nth-child(2){animation-delay:.15s}.typing-dots i:nth-child(3){animation-delay:.3s}@keyframes bounce{0%,60%,to{transform:none;opacity:.5}30%{transform:translateY(-3px);opacity:1}}.panel{width:var(--panel-w);flex-shrink:0;display:flex;flex-direction:column;border-left:1px solid var(--line);background:var(--surface)}.panel-head{display:flex;align-items:flex-start;gap:12px;justify-content:space-between;padding:14px 12px 12px 18px;border-bottom:1px solid var(--line)}.panel-head h2{font-size:15px;font-weight:600}.panel-sub{font-size:12.5px;color:var(--muted);margin-top:1px}.panel-body{flex:1;overflow-y:auto}.panel-empty{display:flex;flex-direction:column;align-items:center;gap:10px;padding:48px 32px;text-align:center;color:var(--muted)}.filters{display:flex;gap:6px;flex-wrap:wrap;padding:12px 18px;border-bottom:1px solid var(--line)}.filter{height:28px;padding:0 10px;border-radius:999px;font-size:12.5px;font-weight:500;border:1px solid var(--line);background:var(--surface);color:var(--ink-2)}.filter span{color:var(--muted);margin-left:3px}.filter:hover{border-color:var(--line-strong)}.filter.on{background:var(--ink);border-color:var(--ink);color:var(--surface)}.filter.on span{color:inherit;opacity:.7}.file-list,.result-list{list-style:none;margin:0;padding:6px}.file-list li{display:flex;align-items:center;gap:4px;border-radius:var(--r);padding-right:4px}.file-list li:hover{background:var(--surface-2)}.file-item{flex:1;min-width:0;display:flex;align-items:center;gap:12px;padding:8px;border:none;background:none;text-align:left}.file-thumb{width:40px;height:40px;border-radius:var(--r);object-fit:cover;flex-shrink:0;background:var(--surface-2)}.file-item-text{min-width:0;display:flex;flex-direction:column}.file-item-name{font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-item-sub{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.result{width:100%;display:flex;flex-direction:column;gap:2px;padding:10px 12px;border:none;background:none;text-align:left;border-radius:var(--r)}.result:hover{background:var(--surface-2)}.result-head{display:flex;justify-content:space-between;gap:8px;font-size:13px;font-weight:600}.result-head time{font-weight:400;color:var(--muted);font-size:12px}.result-file{font-size:13px;color:var(--ink-2)}.result-text{font-size:13.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.overlay{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:20px;background:#0a0c1073;animation:fade .12s}.dialog{width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-pop);outline:none;animation:rise .16s ease-out}.dialog-head{display:flex;align-items:center;justify-content:space-between;padding:14px 12px 0 20px}.dialog-head h2{font-size:16px;font-weight:600}.dialog-body{padding:14px 20px 20px;display:flex;flex-direction:column;gap:18px}.dialog-body.center{align-items:center;text-align:center}.dialog-actions{display:flex;justify-content:flex-end;gap:8px}.qr{width:240px;height:240px;border-radius:var(--r-lg);border:1px solid var(--line);background:#fff;padding:12px}.qr img{width:100%;height:100%;display:block;image-rendering:pixelated}@keyframes fade{0%{opacity:0}}@keyframes rise{0%{opacity:0;transform:translateY(6px) scale(.99)}}.lightbox{position:fixed;inset:0;z-index:60;background:#08090cf0;display:grid;place-items:center;animation:fade .12s}.lb-bar{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;gap:12px;padding:12px 16px;color:#e9ebef}.lb-bar .icon-btn{color:#c3c8d1}.lb-bar .icon-btn:hover{background:#ffffff1a;color:#fff}.lb-bar .btn{background:#ffffff14;border-color:#ffffff26;color:#fff}.lb-info{flex:1;min-width:0;display:flex;flex-direction:column}.lb-name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.lb-sub{font-size:12.5px;color:#9aa1ad}.lb-img{max-width:calc(100vw - 140px);max-height:calc(100vh - 120px);object-fit:contain;border-radius:4px}.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;border:none;background:#ffffff14;color:#fff;display:grid;place-items:center}.lb-nav:hover{background:#ffffff29}.lb-nav.prev{left:20px}.lb-nav.next{right:20px}.drop-overlay{position:absolute;inset:0;z-index:40;display:grid;place-items:center;pointer-events:none;background:color-mix(in srgb,var(--surface) 80%,transparent);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.drop-card{display:flex;flex-direction:column;align-items:center;gap:6px;padding:32px 44px;text-align:center;border:2px dashed var(--accent);border-radius:16px;background:var(--surface);color:var(--muted)}.drop-card svg{color:var(--accent);margin-bottom:4px}.drop-card strong{color:var(--ink);font-size:16px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);z-index:70;padding:9px 16px;border-radius:var(--r);font-size:13.5px;font-weight:500;background:var(--ink);color:var(--surface);box-shadow:var(--shadow-pop);animation:rise .16s ease-out;max-width:calc(100vw - 40px)}.toast.error{background:var(--danger);color:#fff}.scrim{display:none}@media(max-width:1180px){.room.with-panel .sidebar{display:none}.room.with-panel .sidebar.open{display:flex}}@media(max-width:900px){.mobile-only{display:inline-grid!important}.desktop-only{display:none!important}.sidebar{position:fixed;top:0;bottom:0;left:0;z-index:45;transform:translate(-100%);transition:transform .2s ease;display:flex!important;box-shadow:var(--shadow-pop)}.sidebar.open{transform:none}.scrim{display:block;position:fixed;inset:0;z-index:44;background:#0a0c1066}.chat-head{padding:0 10px;gap:8px}.search{display:none}.chat-head.searching .search{display:flex;flex:1;width:auto}.chat-head.searching .chat-title,.chat-head.searching .search-toggle,.chat-head.searching>.btn{display:none!important}.panel{position:fixed;inset:60px 0 0;z-index:46;width:100%;border:none}.msg{padding-left:14px;padding-right:14px;gap:10px}.msg-tools{right:10px}.composer-wrap{padding:0 10px calc(4px + env(safe-area-inset-bottom))}.composer-hint{visibility:hidden}.day-divider,.room-start{padding-left:14px;padding-right:14px}.lb-img{max-width:100vw}.lb-nav{display:none}}@media(max-width:520px){.chat-title .chat-sub{display:none}.code-display.lg .code-cell{width:36px;height:46px;font-size:22px}.home-top,.home-main{padding-left:18px;padding-right:18px}.segmented.sm{flex-wrap:wrap}}@media(hover:none){.msg-tools{display:none!important}.msg.active .msg-tools{display:flex!important}}