:root{--navy: #1c2864;--ink: #1a1d2b;--muted: #5c6478;--line: #e2e5ee;--paper: #ffffff;--canvas: #e8eaf2;--bubble: #f2f3f7;--accent: #d61f26;--font: "Plus Jakarta Sans", system-ui, sans-serif;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);background:var(--canvas);color:var(--ink)}button,textarea{font:inherit}:focus-visible{outline:2px solid var(--navy);outline-offset:2px}.app-shell{height:var(--app-height, 100dvh);max-width:480px;margin:0 auto;background:var(--paper);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line)}@media (max-width: 520px){.app-shell{border:0;max-width:none}}.topbar{display:flex;align-items:center;gap:10px;min-height:56px;padding:calc(8px + env(safe-area-inset-top)) 12px 8px;background:var(--navy);color:#fff}.topbar-copy{flex:1;min-width:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.topbar>h1{flex:1;min-width:0}.topbar h1{margin:0;font-size:16px;font-weight:600;line-height:1.2;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar p{margin:2px 0 0;font-size:12px;font-weight:400;opacity:.85;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-btn,.text-btn{border:0;background:transparent;color:inherit;cursor:pointer;border-radius:8px}.icon-btn{width:40px;height:40px;display:grid;place-items:center}.mark{width:28px;height:28px;border-radius:8px}.login{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:32px 24px calc(24px + env(safe-area-inset-bottom));text-align:center}.login img{width:72px;height:72px;border-radius:16px}.login h1{margin:0;font-size:28px;font-weight:700;color:var(--navy)}.login p{margin:0;color:var(--muted);max-width:28ch}.primary,.send{border:0;cursor:pointer;background:var(--accent);color:#fff;font-weight:600}.primary{min-height:48px;padding:0 18px;border-radius:12px}.primary:disabled,.send:disabled{opacity:.55;cursor:default}.alert{margin:0;color:var(--accent);font-size:14px}.thread{flex:1;overflow:auto;display:flex;flex-direction:column;gap:8px;padding:16px 12px}.empty{margin:auto;color:var(--muted);text-align:center;max-width:28ch}.bubble{max-width:80%;padding:10px 12px;border-radius:16px;white-space:pre-wrap;overflow-wrap:anywhere;-webkit-user-select:text;-moz-user-select:text;user-select:text}.bubble.mine{margin-left:auto;background:var(--navy);color:#fff;border-bottom-right-radius:4px}.bubble.theirs{margin-right:auto;background:var(--bubble);color:var(--ink);border-bottom-left-radius:4px}.bubble small{display:block;margin-bottom:4px;font-size:11px;font-weight:600;opacity:.75}.bubble time{display:block;margin-top:4px;font-size:11px;opacity:.7}.composer{display:flex;gap:8px;align-items:flex-end;padding:10px 12px calc(10px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}.tool{width:44px;height:44px;border:1px solid var(--line);background:var(--paper);color:var(--navy);border-radius:12px;display:grid;place-items:center;cursor:pointer;flex:0 0 auto}.tool:disabled{opacity:.55;cursor:default}.tool[aria-pressed=true]{background:var(--accent);color:#fff;border-color:var(--accent)}.rec{flex:1;margin:0;min-height:44px;display:flex;align-items:center;color:var(--accent);font-weight:600}.bubble audio{display:block;width:220px;max-width:100%;margin-top:6px;background:#fff;border-radius:8px}.composer textarea{flex:1;min-height:44px;max-height:120px;resize:none;border:1px solid var(--line);border-radius:12px;padding:10px 12px;color:var(--ink);-webkit-user-select:text;-moz-user-select:text;user-select:text}.send{min-width:44px;height:44px;border-radius:12px;display:grid;place-items:center}.inbox{flex:1;overflow:auto;list-style:none;margin:0;padding:0}.inbox button{width:100%;display:flex;gap:12px;align-items:center;text-align:left;border:0;border-bottom:1px solid var(--line);background:var(--paper);padding:12px 14px;cursor:pointer;color:inherit}.avatar,.avatar-fallback{width:44px;height:44px;border-radius:50%;flex:0 0 auto}.avatar-fallback{display:grid;place-items:center;background:var(--navy);color:#fff;font-weight:600}.inbox-copy{min-width:0;flex:1}.inbox-copy strong,.inbox-copy span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.inbox-copy span{color:var(--muted);font-size:13px;margin-top:2px}.inbox time{color:var(--muted);font-size:12px;flex:0 0 auto}.install{display:flex;flex-direction:column;align-items:center;gap:8px;padding:0 12px calc(12px + env(safe-area-inset-bottom))}.install button,.ios-hint{border:1px solid var(--line);background:var(--paper);color:var(--navy);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600;cursor:pointer}.ios-hint{margin:0 16px 8px;text-align:center;color:var(--muted);font-weight:500}