:root{--bg: #0e1116;--surface1: #171c24;--surface2: #212834;--bubble-in: #2a3140;--bubble-out: #1f6feb;--accent: #00d4b8;--text: #edeff4;--muted: #8b93a3;--read: #35c7e8;--danger: #ff6b6b}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.center{display:flex;align-items:center;justify-content:center;height:100%}.center-col{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;height:100%;padding:24px;max-width:560px;margin:0 auto}.pad{padding:16px}.row{display:flex;align-items:center}.row.gap{gap:10px}.spread{justify-content:space-between;width:100%}.muted{color:var(--muted)}.accent{color:var(--accent)}.danger{color:var(--danger)}.bold{font-weight:600}.small{font-size:12px}.mono{font-family:ui-monospace,monospace;word-break:break-all}.brand{font-size:44px;font-weight:800;color:var(--accent);letter-spacing:-1px}.brand.small{font-size:22px;font-weight:700}.btn{border:none;border-radius:24px;padding:12px 22px;font-size:15px;font-weight:600;cursor:pointer;transition:opacity .15s}.btn.primary{background:var(--accent);color:#00110d}.btn.ghost{background:transparent;color:var(--text);border:1px solid #39414f}.btn.small{padding:6px 14px;font-size:13px}.btn:disabled{opacity:.4;cursor:default}.btn:hover:not(:disabled){opacity:.85}.input{width:100%;background:var(--surface2);border:1px solid transparent;border-radius:12px;color:var(--text);padding:12px 14px;font-size:15px;outline:none}.input:focus{border-color:var(--accent)}.input.grow{flex:1}textarea.input{resize:vertical;font-family:inherit}.error{color:var(--danger);font-size:13px}.app-shell{display:flex;flex-direction:column;height:100%;max-width:720px;margin:0 auto;width:100%}.chat-shell{background:var(--bg)}.topbar{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--surface1)}.topbar .chat-mid{flex:1;min-width:0}.dot{width:10px;height:10px;border-radius:50%;display:inline-block}.dot.on{background:var(--accent)}.dot.off{background:var(--muted)}.chat-list{flex:1;overflow-y:auto}.chat-row{display:flex;align-items:center;gap:12px;padding:12px 16px;cursor:pointer}.chat-row:hover{background:var(--surface1)}.chat-mid{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.chat-mid .row{justify-content:space-between}.chat-name{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.badge{background:var(--accent);color:#00110d;font-size:12px;font-weight:700;border-radius:12px;padding:1px 8px}.avatar-wrap{position:relative;display:inline-block}.avatar,.avatar-img{border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;object-fit:cover}.presence{position:absolute;bottom:0;right:0;width:12px;height:12px;background:var(--accent);border-radius:50%;border:2px solid var(--bg)}.avatar-btn{background:none;border:none;cursor:pointer;padding:0;margin-left:auto}.fab{position:fixed;bottom:24px;right:max(24px,calc(50vw - 336px));width:56px;height:56px;border-radius:50%;border:none;background:var(--accent);color:#00110d;font-size:28px;cursor:pointer;box-shadow:0 4px 16px #0006}.messages{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:3px}.bubble-row{display:flex}.bubble-row.out{justify-content:flex-end}.bubble-row.in{justify-content:flex-start}.bubble{max-width:76%;padding:8px 12px;font-size:15px;line-height:1.35;border-radius:20px;cursor:context-menu}.bubble.out{background:var(--bubble-out);border-bottom-right-radius:6px}.bubble.in{background:var(--bubble-in);border-bottom-left-radius:6px}.bubble .body{white-space:pre-wrap;word-break:break-word}.bubble .meta{display:flex;justify-content:flex-end;align-items:center;gap:4px;font-size:10px;opacity:.7;margin-top:2px}.ticks.read{color:var(--read);font-weight:700}.deleted{font-style:italic;opacity:.7}.sysmsg{text-align:center;font-size:12px;color:var(--muted);padding:6px}.media{max-width:100%;max-height:280px;border-radius:12px;margin-bottom:4px;display:block}.file{color:#fff}.loading{opacity:.7}.voice{display:flex;align-items:center;gap:8px;width:220px}.wave{display:flex;align-items:center;gap:2px;flex:1}.wave .bar{width:3px;background:#ffffffd9;border-radius:2px}.icon-btn{background:none;border:none;color:var(--text);font-size:20px;cursor:pointer;padding:8px}.icon-btn.accent{color:var(--accent)}.composer{display:flex;align-items:flex-end;gap:6px;padding:8px 12px 12px}.mic{width:48px;height:48px;border-radius:50%;border:none;background:var(--accent);color:#00110d;font-size:18px;cursor:pointer;flex-shrink:0}.mic.rec{background:#e5484d;color:#fff}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:var(--surface1);border-radius:20px;padding:20px;width:min(420px,92vw);display:flex;flex-direction:column;gap:12px}.menu-item{background:none;border:none;color:var(--text);font-size:15px;padding:12px;text-align:left;cursor:pointer;border-radius:10px}.menu-item:hover{background:var(--surface2)}.word-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.word{background:var(--surface2);border-radius:10px;padding:10px 12px;font-family:ui-monospace,monospace;font-size:13px}.settings{display:flex;flex-direction:column;gap:16px;overflow-y:auto;flex:1}.card{background:var(--surface1);border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:10px}.loading{font-size:24px;color:var(--muted)}