:root{--bg: #0a0a12;--bg-soft: #15151f;--fg: #e8e8ee;--fg-dim: #9ea0ab;--accent: #ff5b6b;--border: #2a2a36;--danger: #ff6b6b;--ok: #4ade80;--warn: #fbbf24;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color:var(--fg);background:var(--bg)}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;width:100%;height:100%;overflow:hidden;overscroll-behavior:none}#root{display:flex;flex-direction:column}button{font:inherit;color:inherit;background:transparent;border:1px solid var(--border);border-radius:6px;padding:8px 12px;cursor:pointer}button:hover{background:var(--bg-soft)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}button.primary:hover{background:#ff7080}input,textarea{font:inherit;color:inherit;background:var(--bg-soft);border:1px solid var(--border);border-radius:6px;padding:8px 10px;width:100%}a{color:var(--accent)}.app-shell{flex:1;display:flex;flex-direction:column;padding:16px;max-width:520px;width:100%;margin:0 auto;gap:16px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:8px}.topbar h1{margin:0;font-size:16px;font-weight:600;display:flex;align-items:center;gap:8px}.status-row{display:flex;align-items:center;gap:8px;font-size:13px}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--fg-dim)}.status-dot.ok{background:var(--ok)}.status-dot.warn{background:var(--warn)}.status-dot.bad{background:var(--danger)}.panel{background:var(--bg-soft);border:1px solid var(--border);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:12px}.ptt-big{margin:auto;width:min(80vw,320px);height:min(80vw,320px);border-radius:50%;background:radial-gradient(circle at 30% 30%,#ff7080,#c34);border:none;color:#fff;font-size:18px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:6px;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent;touch-action:none;box-shadow:0 10px 30px #c346,inset 0 -8px 30px #00000040;transition:transform .06s ease-out;cursor:pointer}.ptt-big:active,.ptt-big.transmitting{transform:scale(.96);box-shadow:0 4px 12px #c349,inset 0 -4px 20px #00000059,0 0 0 12px #ff6b6b33}.ptt-big small{font-size:11px;font-weight:400;opacity:.8;text-transform:none;letter-spacing:0}.ptt-big.muted{background:radial-gradient(circle at 30% 30%,#555,#333);box-shadow:0 10px 30px #0006,inset 0 -8px 30px #00000040}.peer-list{display:flex;flex-direction:column;gap:6px}.peer-row{display:flex;align-items:center;gap:10px;padding:8px 10px;background:var(--bg);border:1px solid var(--border);border-radius:8px}.peer-row.talking{border-color:var(--ok);box-shadow:0 0 0 1px var(--ok)}.peer-row .vu{flex:1;height:6px;background:var(--border);border-radius:3px;overflow:hidden}.peer-row .vu-fill{height:100%;background:var(--ok);width:0%;transition:width .05s linear}.modal-backdrop{position:fixed;inset:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.modal{background:var(--bg);border:1px solid var(--border);border-radius:12px;max-width:460px;width:100%;padding:18px;display:flex;flex-direction:column;gap:12px}.modal h2{margin:0;font-size:18px}.modal .row{display:flex;gap:8px;align-items:center}.modal label{font-size:12px;color:var(--fg-dim);display:block;margin-bottom:4px}.modal small{color:var(--fg-dim);display:block;line-height:1.4}.qr-block{background:#fff;padding:12px;border-radius:8px;display:flex;flex-direction:column;align-items:center;gap:8px}.qr-block .url{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:11px;color:#333;word-break:break-all;text-align:center}.about-links{position:fixed;bottom:8px;left:8px;z-index:200;display:flex;gap:6px;font-size:11px;pointer-events:auto}.about-links a{color:var(--fg-dim);text-decoration:none;padding:4px 9px;background:#14141cbf;border:1px solid var(--border);border-radius:999px;backdrop-filter:blur(4px)}.about-links a:hover{color:var(--fg);border-color:var(--fg-dim)}.warning-banner{background:#ff6b6b26;color:var(--danger);border:1px solid var(--danger);padding:8px 12px;border-radius:8px;font-size:12px}