:root{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;--bg: #000000;--panel: #000000;--panel-header: #000000;--bubble-in: #ffffff26;--bubble-out: #ee106033;--pink: #ea4c7d;--text: #ffffff;--text-muted: #7d8e98;--accent: #5aa6ff;--divider: rgba(255, 255, 255, .08)}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}#root{height:100%}.app{display:flex;justify-content:center;align-items:stretch;min-height:100vh;padding:0}.chat{display:flex;flex-direction:column;width:100%;max-width:780px;height:100vh;background:var(--panel);border:1px solid var(--divider);overflow:hidden}@media(min-width:700px){.app{padding:24px}.chat{height:calc(100vh - 48px);border-radius:14px;box-shadow:0 12px 40px #0006}}.chat__header{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--panel-header);border-bottom:1px solid 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ease}.chat__toggle-btn:hover{color:var(--text)}.chat__toggle-btn--active{background:var(--bubble-out);color:#fff}.chat__body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:4px}.chat__day{display:flex;flex-direction:column;gap:2px}.chat__day-label{display:flex;justify-content:center;margin:12px 0}.chat__day-label span{padding:4px 12px;border-radius:999px;background:#00000040;color:var(--text-muted);font-size:.75rem}.bubble{display:flex;margin:0}.bubble--group-start{margin-top:14px}.chat__day>.bubble--group-start:first-child{margin-top:0}.bubble--in{justify-content:flex-start}.bubble--out{justify-content:flex-end}.bubble__content{max-width:75%;padding:8px 12px;border-radius:14px;position:relative;word-wrap:break-word}.bubble--in .bubble__content{background:var(--bubble-in);border-bottom-left-radius:4px}.bubble--out 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