:root{--bg: #0f1020;--panel: #171833;--panel-2: #1f2140;--text: #f1f1fb;--muted: #9295c2;--accent: #6c5ce7;--accent-2: #8e7bff;--bubble-other: #23254a;--bubble-mine: linear-gradient(135deg, #6c5ce7, #8e7bff);--border: #2a2c55}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:radial-gradient(circle at 20% -10%,rgba(108,92,231,.35),transparent 45%),radial-gradient(circle at 100% 0%,rgba(142,123,255,.2),transparent 40%),var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app{display:flex;flex-direction:column;height:100dvh;max-width:720px;margin:0 auto;background:var(--panel)}@media (min-width: 760px){body{display:flex;justify-content:center;padding:28px 0}.app{height:min(880px,calc(100dvh - 56px));border-radius:20px;overflow:hidden;box-shadow:0 30px 80px -30px #0009,0 0 0 1px var(--border)}}.topbar{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);background:var(--panel-2);flex-wrap:wrap}.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:1.05rem;color:var(--text);min-width:0}.brand-dot{width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}.status{font-size:.7rem;font-weight:600;padding:2px 8px;border-radius:999px;margin-left:4px}.status.online{background:#2ecc7126;color:#2ecc71}.status.offline{background:#ffffff14;color:var(--muted)}.topbar-actions{display:flex;align-items:center;gap:8px}.install-btn,.rooms-toggle{background:var(--accent);color:#fff;border:none;border-radius:999px;padding:7px 12px;font-size:.8rem;font-weight:600;cursor:pointer;white-space:nowrap}.rooms-toggle{background:var(--panel);color:var(--text);border:1px solid var(--border)}.rooms-toggle.active{background:var(--accent);color:#fff;border-color:var(--accent)}.install-btn.ghost{background:transparent;border:1px solid var(--accent-2);color:var(--accent-2)}.install-help{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:var(--panel-2);border-bottom:1px solid var(--border);font-size:.85rem;color:var(--muted)}.dismiss-btn{background:var(--panel);border:1px solid var(--border);color:var(--text);border-radius:999px;padding:6px 12px;font-size:.78rem;font-weight:600;cursor:pointer;flex-shrink:0}.me-badge{display:flex;align-items:center;gap:6px;border:none;border-radius:999px;padding:6px 10px 6px 6px;color:#fff;font-weight:700;font-size:.75rem;cursor:pointer}.me-name{font-weight:600;max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.name-edit input{background:var(--panel);border:1px solid var(--accent-2);border-radius:999px;color:var(--text);padding:6px 12px;font-size:.85rem;width:140px}.rooms-panel{display:flex;flex-direction:column;gap:10px;padding:14px 16px;background:var(--panel-2);border-bottom:1px solid var(--border)}.rooms-current{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:.85rem;color:var(--muted);flex-wrap:wrap}.rooms-current strong{color:var(--text);font-family:monospace;font-size:.95rem}.copy-btn,.new-room-btn,.leave-room-btn,.join-room-form button{background:var(--accent);color:#fff;border:none;border-radius:10px;padding:8px 12px;font-size:.85rem;font-weight:600;cursor:pointer}.leave-room-btn{background:transparent;color:var(--muted);align-self:flex-start;padding:4px 0}.join-room-form{display:flex;gap:8px}.join-room-form input{flex:1;background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:8px 12px;color:var(--text);font-size:.85rem}.messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}.empty-hint{margin:auto;color:var(--muted);font-size:.9rem}.msg-row{display:flex;align-items:flex-end;gap:8px;max-width:82%}.msg-row.mine{align-self:flex-end;flex-direction:row-reverse}.avatar{flex-shrink:0;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;color:#fff}.bubble{background:var(--bubble-other);border-radius:16px;padding:8px 12px;min-width:40px}.msg-row.mine .bubble{background:var(--bubble-mine);border-bottom-right-radius:4px}.msg-row:not(.mine) .bubble{border-bottom-left-radius:4px}.bubble-name{font-size:.72rem;font-weight:700;color:var(--accent-2);margin-bottom:2px}.bubble-text{white-space:pre-wrap;word-break:break-word;line-height:1.35;font-size:.94rem}.bubble-media{display:block;max-width:100%;max-height:320px;border-radius:10px;margin-top:4px}.bubble-time{font-size:.65rem;color:#ffffff8c;margin-top:4px;text-align:right}.composer{display:flex;align-items:center;gap:8px;padding:10px 12px;border-top:1px solid var(--border);background:var(--panel-2);padding-bottom:max(10px,env(safe-area-inset-bottom))}.attach-btn,.send-btn{border:none;cursor:pointer;border-radius:999px}.attach-btn{background:var(--panel);color:var(--text);width:40px;height:40px;font-size:1.1rem}.text-input{flex:1;background:var(--panel);border:1px solid var(--border);border-radius:999px;padding:10px 14px;color:var(--text);font-size:.95rem}.text-input:focus,.attach-btn:focus,.send-btn:focus{outline:2px solid var(--accent-2)}.send-btn{background:var(--accent);color:#fff;font-weight:700;padding:10px 16px}.send-btn:disabled{opacity:.4;cursor:default}@media (prefers-color-scheme: light){:root{--bg: #eef0fb;--panel: #ffffff;--panel-2: #f5f6ff;--text: #1c1d3a;--muted: #6c6e97;--bubble-other: #f0f1fb;--border: #e2e4f6}.bubble-time{color:#0006}}