:root{color-scheme:dark;--bg: #0e1116;--bg-elev: #161b22;--bg-elev-2: #1f2630;--border: #2a313c;--fg: #e6edf3;--fg-dim: #8b949e;--accent: #2f81f7;--accent-fg: #ffffff;--good: #3fb950;--bad: #f85149;--warn: #d29922;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:var(--bg);color:var(--fg)}button{font:inherit;cursor:pointer;background:var(--bg-elev-2);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:.5rem .9rem;transition:background .15s ease}button:hover:not(:disabled){background:#2c3340}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}button.primary:hover:not(:disabled){background:#1f6feb}button.danger{background:var(--bad);border-color:var(--bad);color:#fff}input[type=text]{font:inherit;background:var(--bg-elev-2);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:.5rem .7rem;outline:none}input[type=text]:focus{border-color:var(--accent)}.app{max-width:900px;margin:0 auto;padding:1.5rem;display:flex;flex-direction:column;gap:1rem;min-height:100%}.app-header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);padding-bottom:1rem}.app-header h1{margin:0;font-size:1.4rem;letter-spacing:.05em}.callsign-tag{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--bg-elev-2);border:1px solid var(--border);padding:.25rem .6rem;border-radius:999px;font-size:.85rem}.muted{color:var(--fg-dim);font-size:.9rem}.card{background:var(--bg-elev);border:1px solid var(--border);border-radius:8px;padding:1rem 1.2rem}.online-toggle,.wkusb-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem}.wkusb-settings{padding:.5rem .8rem}.settings-toggle{width:100%;background:transparent;border:none;padding:.5rem .2rem;display:flex;align-items:center;justify-content:space-between;color:var(--fg);cursor:pointer}.settings-toggle:hover{background:transparent}.settings-body{display:flex;flex-direction:column;gap:.9rem;padding:.6rem .2rem .4rem;border-top:1px solid var(--border);margin-top:.4rem}.settings-row{display:flex;flex-direction:column;gap:.4rem}.settings-row.inline{flex-direction:row;align-items:center}.settings-row label{display:flex;align-items:center;justify-content:space-between;gap:.6rem;font-size:.9rem;color:var(--fg)}.settings-row.inline label{justify-content:flex-start;gap:.5rem}.value-tag{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem;color:var(--fg-dim);background:var(--bg-elev-2);border:1px solid var(--border);padding:.1rem .5rem;border-radius:999px}.settings-row input[type=range]{width:100%;accent-color:var(--accent)}.settings-row input[type=range]:disabled{opacity:.4;cursor:not-allowed}.settings-row input[type=checkbox]{accent-color:var(--accent);width:1rem;height:1rem}.settings-row select{font:inherit;background:var(--bg-elev-2);color:var(--fg);border:1px solid var(--border);border-radius:6px;padding:.4rem .6rem;outline:none}.settings-row select:focus{border-color:var(--accent)}.segmented{display:inline-flex;border:1px solid var(--border);border-radius:6px;overflow:hidden;background:var(--bg-elev-2);width:fit-content}.segmented-btn{background:transparent;border:none;border-radius:0;padding:.4rem 1rem;color:var(--fg-dim);border-right:1px solid var(--border)}.segmented-btn:last-child{border-right:none}.segmented-btn.active{background:var(--accent);color:var(--accent-fg)}.segmented-btn:hover:not(:disabled):not(.active){background:#2c3340;color:var(--fg)}.status-dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--fg-dim);margin-right:.5rem}.status-dot.online{background:var(--good);box-shadow:0 0 8px var(--good)}.user-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.user-row{display:flex;align-items:center;justify-content:space-between;padding:.6rem .8rem;background:var(--bg-elev-2);border:1px solid var(--border);border-radius:6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.modal-overlay{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(--bg-elev);border:1px solid var(--border);border-radius:10px;padding:1.5rem;min-width:300px;max-width:400px;display:flex;flex-direction:column;gap:1rem}.modal h2{margin:0;font-size:1.1rem}.modal-actions{display:flex;gap:.6rem;justify-content:flex-end}.chat-view{display:flex;flex-direction:column;gap:.8rem}.chat-header{display:flex;align-items:center;justify-content:space-between}.chat-stream{background:#0a0d12;border:1px solid var(--border);border-radius:6px;padding:.8rem;height:280px;overflow-y:auto;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.95rem;white-space:pre-wrap;line-height:1.5}.chat-line{display:flex;gap:.5rem}.chat-line .who{color:var(--fg-dim);flex-shrink:0}.chat-line.me .who{color:var(--accent)}.chat-line.them .who{color:var(--good)}.chat-line.system .who{color:var(--warn)}.chat-input-row{display:flex;gap:.5rem}.chat-input-row input{flex:1}.connection-status{font-size:.8rem;color:var(--fg-dim);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}