:root,:root[data-theme=dark]{--bg: #0b1220;--panel: #131b2e;--panel-2: #1a2540;--text: #e7ecf3;--muted: #8b96ad;--primary: #4f8cff;--primary-2: #2563eb;--bubble-me: #2563eb;--bubble-me-text: #ffffff;--bubble-them: #1f2a44;--bubble-them-text: #e7ecf3;--bubble-deleted: #2a2a3a;--danger: #ef4444;--ok: #10b981;--border: #1f2a44;--shadow: 0 8px 30px rgba(0,0,0,.4);--overlay: rgba(0,0,0,.55);--menu-bg: #1a2540}:root[data-theme=light]{--bg: #f5f7fb;--panel: #ffffff;--panel-2: #f0f3f8;--text: #0f172a;--muted: #64748b;--primary: #2563eb;--primary-2: #1d4ed8;--bubble-me: #2563eb;--bubble-me-text: #ffffff;--bubble-them: #e9eef7;--bubble-them-text: #0f172a;--bubble-deleted: #e2e8f0;--danger: #dc2626;--ok: #16a34a;--border: #e2e8f0;--shadow: 0 10px 25px rgba(15,23,42,.12);--overlay: rgba(15,23,42,.45);--menu-bg: #ffffff}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe 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.spacer{flex:1}.theme-select{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:6px 8px;font-size:13px}.messages{overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:6px;scroll-behavior:smooth}.day{text-align:center;color:var(--muted);font-size:12px;margin:8px 0}.msg-row{display:flex}.msg-row.me{justify-content:flex-end}.bubble{max-width:78%;padding:8px 12px;border-radius:16px;position:relative;word-wrap:break-word;white-space:pre-wrap;line-height:1.35;transition:background .25s,box-shadow .25s}.bubble.me{background:var(--bubble-me);color:var(--bubble-me-text);border-bottom-right-radius:4px}.bubble.them{background:var(--bubble-them);color:var(--bubble-them-text);border-bottom-left-radius:4px}.bubble.deleted{background:var(--bubble-deleted);color:var(--muted);font-style:italic}.bubble.failed{outline:1px dashed var(--danger)}.bubble.flash,.msg-row.flash .bubble{box-shadow:0 0 0 3px #4f8cff80}.bubble 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