:root{--chat-page:#fff;--chat-field:#fff;--chat-bubble:#e9e9eb;--chat-border:#0000002b;--chat-muted:#777;--chat-text:#1d1d1f;--chat-accent:#087cff;--chat-drawing-surface:#fff;--chat-drawing-ink:#111;--chat-tool-surface:#f5f5f7db}@media (prefers-color-scheme:dark){:root{--chat-page:#1d1f20;--chat-field:#2b2d2e;--chat-bubble:#3b3b3d;--chat-border:#ffffff2b;--chat-muted:#9a9a9f;--chat-text:#f5f5f7;--chat-accent:#0a84ff;--chat-drawing-surface:#2b2d2e;--chat-drawing-ink:#f5f5f7;--chat-tool-surface:#37393adb}}body.chat-open{overflow:hidden}.chatbox{z-index:1000;box-sizing:border-box;color:var(--chat-text);opacity:0;pointer-events:none;background:var(--chat-page);justify-content:center;align-items:center;padding:18px 16px;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,sans-serif;transition:opacity .38s;display:flex;position:fixed;inset:0}.chatbox.visible{opacity:1;pointer-events:auto}.chat-window{background:0 0;flex-direction:column;width:min(620px,100%);height:min(680px,100dvh - 36px);min-height:0;display:flex}.chat-message-viewport{flex:1;min-height:0;position:relative}.chat-message-viewport:before,.chat-message-viewport:after{z-index:2;content:"";opacity:0;pointer-events:none;height:66px;transition:opacity .16s;position:absolute;left:0;right:0}.chat-message-viewport:before{background:linear-gradient(var(--chat-page) 8%, transparent);top:0}.chat-message-viewport:after{background:linear-gradient(transparent, var(--chat-page) 92%);bottom:0}.chat-message-viewport.can-scroll-up:before,.chat-message-viewport.can-scroll-down:after{opacity:1}.chat-message-list{scrollbar-width:thin;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scroll-behavior:smooth;scrollbar-gutter:stable;margin:0;padding:18px 12px 16px;list-style:none;position:absolute;inset:0;overflow-y:auto}.chat-message-list li+li{margin-top:18px}.chat-message-list article{width:fit-content;max-width:min(88%,540px);position:relative}.chat-message-list header{align-items:baseline;gap:8px;margin:0 8px 4px;display:flex}.chat-message-list strong{font-size:.72rem;font-weight:600}.chat-message-list .is-owner-message strong{color:#ff8ec6;letter-spacing:-.02em;font-family:BIZ UDPMincho,serif;font-size:.72rem;font-weight:400}.chat-message-list time{color:var(--chat-muted);font-size:.68rem}.chat-message-body{width:fit-content;max-width:100%;color:var(--chat-text);text-align:left;white-space:pre-wrap;overflow-wrap:anywhere;background:var(--chat-bubble);border-radius:17px;margin:0;padding:7px 12px 8px;font-size:.9rem;font-weight:400;line-height:1.3;position:relative}.chat-message-body.is-single-line{box-sizing:border-box;border-radius:999px;min-height:34px;padding-top:7px}.chat-inline-emoji{vertical-align:-.08em;font-size:1.26em;line-height:1;display:inline-block}.chat-message-body.is-emoji-only{background:0 0;border-radius:0;padding:0;font-size:2.4rem;line-height:1}.chat-message-controls{opacity:0;gap:7px;margin-left:auto;transition:opacity .15s;display:flex}.chat-message-list li:hover .chat-message-controls,.chat-message-controls:focus-within{opacity:1}.chat-message-controls button,.chat-drawing-tools button{color:var(--chat-muted);font:inherit;cursor:pointer;background:0 0;border:0;padding:0;font-size:.72rem}.chat-message-drawing{border:1px solid var(--chat-border);background:var(--chat-drawing-surface);border-radius:20px;width:min(420px,100%);height:auto;margin-top:8px;display:block}.chat-composer{background:var(--chat-page);gap:8px;padding:12px 12px 18px;display:grid}.chat-composer>input{box-sizing:border-box;width:100%;height:40px;color:var(--chat-text);font:inherit;border:1px solid var(--chat-border);background:var(--chat-field);border-radius:999px;padding:8px 15px;font-size:1rem;line-height:1.3}.chat-composer>input:focus,.chat-message-field>textarea:focus{box-shadow:none;outline:0}.chatbox[data-focus-modality=keyboard] .chat-composer>input:focus{outline:revert;border-color:#0000}.chatbox[data-focus-modality=keyboard] .chat-message-field:has(>textarea:focus){border-color:#0000}.chatbox[data-focus-modality=keyboard] .chat-message-field>textarea:focus{outline:revert;border-radius:22px}.chat-compose-row{grid-template-columns:36px minmax(0,1fr) 36px;align-items:end;gap:7px;display:grid}.chat-message-field{box-sizing:border-box;border:1px solid var(--chat-border);background:var(--chat-field);border-radius:22px;min-width:0;min-height:40px;transition:border-radius .18s;overflow:hidden}.chat-message-field>textarea{box-sizing:border-box;width:100%;min-height:38px;max-height:120px;color:var(--chat-text);font:inherit;resize:none;background:0 0;border:0;outline:0;padding:9px 14px;font-size:1rem;line-height:1.25;display:block;overflow-y:auto}.chat-message-field>textarea[hidden],.chat-inline-drawing[hidden]{display:none}.chat-message-field.is-drawing{border-radius:22px}.chat-inline-drawing{background:var(--chat-drawing-surface);width:100%;height:clamp(190px,38vw,245px);position:relative;overflow:hidden}.chat-inline-drawing canvas{touch-action:none;cursor:crosshair;width:100%;height:100%;display:block}.chat-drawing-tools{border:1px solid var(--chat-border);background:var(--chat-tool-surface);-webkit-backdrop-filter:blur(16px)saturate(1.35);backdrop-filter:blur(16px)saturate(1.35);border-radius:999px;justify-content:center;align-items:center;gap:3px;width:fit-content;max-width:calc(100% - 16px);margin:auto;padding:4px;display:flex;position:absolute;bottom:8px;left:8px;right:8px;box-shadow:0 3px 14px #0000001f}.chat-drawing-tools button{box-sizing:border-box;width:30px;height:30px;color:var(--chat-text);cursor:pointer;background:0 0;border:0;border-radius:50%;place-items:center;padding:0;display:grid}.chat-drawing-tools [data-drawing-tool][aria-pressed=true]{color:#fff;background:var(--chat-accent)}.chat-drawing-tools .lucide,.chat-compose-button .lucide,.chat-send-button .lucide{fill:none;stroke:currentColor;stroke-width:2px;width:18px;height:18px;display:block}.chat-drawing-divider{background:var(--chat-border);width:1px;height:18px;margin:0 2px}.chat-brush-size{align-items:center;gap:4px;margin:0 3px;display:flex}.chat-brush-size.is-disabled{opacity:.35}.chat-brush-size input{width:58px;accent-color:var(--chat-accent);margin:0}.chat-brush-dot{background:currentColor;border-radius:50%;flex:none;width:3px;height:3px}.chat-brush-dot.is-large{width:8px;height:8px}.chat-compose-button,.chat-send-button{box-sizing:border-box;width:36px;height:36px;color:var(--chat-text);font:inherit;border:1px solid var(--chat-border);background:var(--chat-field);cursor:pointer;border-radius:50%;place-items:center;margin-bottom:2px;padding:0;display:grid}.chat-compose-button{min-width:36px;font-size:1.15rem}.chat-compose-button[aria-pressed=true]{color:var(--chat-accent)}.chat-send-button{color:#fff;border-color:var(--chat-accent);background:var(--chat-accent);border-radius:50%;min-width:36px}.chat-compose-button:focus,.chat-send-button:focus{outline:0}.chatbox[data-focus-modality=keyboard] .chat-compose-button:focus,.chatbox[data-focus-modality=keyboard] .chat-send-button:focus{outline:revert;border-color:#0000}.chat-validation-message{color:#d70015;text-align:left;margin:0 12px;font-size:.78rem}.chat-validation-message[data-kind=hint]{color:var(--chat-muted)}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (pointer:coarse),(width<=600px){.chat-message-controls{opacity:1}}@media (width<=550px){.chat-message-list{padding-left:14px;padding-right:14px}}@media (prefers-reduced-motion:reduce){.chatbox,.chat-message-field,.chat-message-controls{transition:none}}