:root{--bg:#f4f5fb;--surface:#fff;--surface-2:#eceefa;--text:#1b1d2b;--muted:#5d6178;--accent:#3b4cca;--accent-text:#fff;--accent-soft:#dfe3ff;--mine:#3b4cca;--mine-text:#fff;--theirs:#fff;--border:#d9dcec;--danger:#b3261e;--danger-strong:#d93025;--focus:#ffb300;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#11131d;--surface:#1a1d2b;--surface-2:#242838;--text:#e8e9f2;--muted:#a3a7bd;--accent:#8f9bff;--accent-text:#11131d;--accent-soft:#2c3361;--mine:#3d4bb8;--mine-text:#fff;--theirs:#242838;--border:#33384d;--danger:#ff8a80;--danger-strong:#e5534b;--focus:#ffd25a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;overflow:hidden}body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.error{color:var(--danger);margin:8px 16px}.empty{color:var(--muted);margin:0;padding:16px}.icon-button{background:0 0;border:none;border-radius:12px;min-width:44px;min-height:44px;font-size:1.3rem}@media (hover:hover){.icon-button:hover:not(:disabled){background:var(--surface-2)}}.icon-button:active:not(:disabled){background:var(--accent-soft)}.login{place-items:center;height:100%;padding:16px;display:grid}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;flex-direction:column;gap:16px;width:min(360px,100%);padding:24px;display:flex}.login-card h1{margin:0;font-size:1.75rem}.login-card label{color:var(--muted);flex-direction:column;gap:4px;display:flex}.login-card input{border:1px solid var(--border);background:var(--bg);border-radius:10px;min-height:44px;padding:8px 12px;font-size:16px}.login-card fieldset{border:none;border-top:1px solid var(--border);flex-direction:column;gap:12px;margin:0;padding:12px 0 0;display:flex}.login-card legend{padding:0 8px 0 0;font-weight:600}.login-card input[readonly]{color:var(--muted)}.hint{color:var(--muted);font-size:.85rem}.login-card .error{margin:0}.primary{background:var(--accent);min-height:48px;color:var(--accent-text);border:none;border-radius:12px;font-weight:600}@media (hover:hover){.primary:hover:not(:disabled){filter:brightness(1.1)}}.primary:active:not(:disabled){filter:brightness(.9)}.app{grid-template-columns:minmax(260px,340px) 1fr;display:grid;position:fixed;inset:0}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;min-width:0;min-height:0;display:flex}.head{padding:calc(env(safe-area-inset-top) + 12px) 8px 8px 16px;flex-shrink:0;align-items:center;gap:8px;display:flex}.head h1{flex:1;margin:0;font-size:1.5rem}.menu{background:var(--surface-2);border-radius:12px;flex-direction:column;flex-shrink:0;gap:4px;margin:0 8px 8px;padding:8px;display:flex}.menu button{text-align:left;background:0 0;border:none;border-radius:8px;min-height:44px;padding:8px 12px}@media (hover:hover){.menu button:hover{background:var(--surface)}}.menu button:active{background:var(--accent-soft)}.menu-note,.menu-version{color:var(--muted);margin:0;padding:8px 12px;font-size:.9rem}.menu-version{border-top:1px solid var(--border);flex-direction:column;gap:4px;display:flex}.menu-version ul{margin:0;padding-left:20px}.room-list{flex:1;min-height:0;margin:0;padding:0 8px 8px;list-style:none;overflow-y:auto}.room{text-align:left;background:0 0;border:none;border-radius:12px;align-items:center;gap:12px;width:100%;min-height:64px;padding:8px;display:flex}@media (hover:hover){.room:hover{background:var(--surface-2)}}.room:active{background:var(--accent-soft)}.room[aria-current=true]{background:var(--accent);color:var(--accent-text)}.room[aria-current=true] .room-last,.room[aria-current=true] .room-time{color:inherit}.avatar{background:var(--accent-soft);width:44px;height:44px;color:var(--text);border-radius:50%;flex-shrink:0;place-items:center;font-weight:700;display:grid}.room-text{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.room-top,.room-bottom{align-items:center;gap:8px;display:flex}.room-name{text-overflow:ellipsis;white-space:nowrap;flex:1;font-weight:600;overflow:hidden}.room-time,.room-last{color:var(--muted);font-size:.85rem}.room-last{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.badge{background:var(--danger-strong);color:#fff;text-align:center;border-radius:10px;min-width:20px;height:20px;padding:0 6px;font-size:.75rem;font-weight:700;line-height:20px}.main{flex-direction:column;min-width:0;min-height:0;display:flex}.pick{margin:auto}.room-view{flex-direction:column;flex:1;min-height:0;display:flex}.room-head{padding:calc(env(safe-area-inset-top) + 12px) 16px 8px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:8px;display:flex}.room-head h2{align-items:center;min-height:44px;margin:0;font-size:1.25rem;display:flex}.back{display:none}.timeline{overscroll-behavior-y:contain;flex-direction:column;flex:1;gap:4px;min-height:0;padding:16px;display:flex;overflow-y:auto}.older{border:1px solid var(--border);background:var(--surface);min-height:36px;color:var(--muted);border-radius:18px;align-self:center;padding:4px 16px}.day{background:var(--surface-2);color:var(--muted);border-radius:12px;align-self:center;margin:12px 0 4px;padding:2px 12px;font-size:.8rem}.bubble{white-space:pre-wrap;overflow-wrap:anywhere;border-radius:16px;flex-direction:column;gap:2px;max-width:min(70%,560px);padding:8px 12px;display:flex}.bubble.theirs{background:var(--theirs);border:1px solid var(--border);border-bottom-left-radius:4px;align-self:flex-start}.bubble.mine{background:var(--mine);color:var(--mine-text);border-bottom-right-radius:4px;align-self:flex-end}.sender{color:var(--accent);font-size:.8rem;font-weight:700}.meta{opacity:.75;align-self:flex-end;font-size:.7rem}.media-link{display:block}.media{object-fit:contain;border-radius:10px;min-width:96px;max-width:100%;min-height:96px;max-height:360px;display:block}.media-loading{background:var(--surface-2);border-radius:10px;width:240px;max-width:100%;height:160px}.media-retry{background:0 0;border:1px dashed;border-radius:10px;min-height:44px;padding:8px 12px}.audio{max-width:100%}.composer-wrap{background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);flex-shrink:0}.composer{align-items:flex-end;gap:8px;padding:8px 12px;display:flex}.composer textarea{resize:none;field-sizing:content;border:1px solid var(--border);background:var(--bg);border-radius:22px;flex:1;min-height:44px;max-height:160px;padding:10px 14px;font-size:16px}.send{background:var(--accent);min-width:44px;min-height:44px;color:var(--accent-text);border:none;border-radius:50%;font-size:1.1rem}@media (hover:hover){.send:hover:not(:disabled){filter:brightness(1.1)}}.send:active:not(:disabled){filter:brightness(.9)}.composer-error{margin:8px 16px 0}@media (width<=720px){.app{grid-template-columns:minmax(0,1fr)}.app.has-room .sidebar,.app:not(.has-room) .main{display:none}.sidebar{border-right:none}.back{display:block}.bubble{max-width:85%}}