:root{
  --bg:#07090d; --bg2:#0f1319; --card:#141a22; --line:#243040;
  --fg:#eef4ff; --muted:#8ea0b8; --accent:#38bdf8; --accent2:#22d3ee;
  --ok:#22c55e; --warn:#f59e0b; --err:#ef4444; --purple:#a78bfa;
  --talk:180px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--fg);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,system-ui,sans-serif;
  overscroll-behavior:none}
#app{display:flex;flex-direction:column;height:100dvh;padding:env(safe-area-inset-top) 12px env(safe-area-inset-bottom)}
.hidden{display:none!important}
.muted{color:var(--muted);font-size:13px}
button{font:inherit;color:inherit;background:none;border:0}

#topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 4px 6px}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.4px;font-size:18px}
.logo{color:var(--accent);font-size:20px}
.statusbar{display:flex;align-items:center;gap:10px}
.dot{width:10px;height:10px;border-radius:50%;background:#334155;display:inline-block}
.dot.on{background:var(--ok);box-shadow:0 0 8px var(--ok)}
.dot.warn{background:var(--warn)}
.dot.off{background:var(--err)}
.clock{font-variant-numeric:tabular-nums;color:var(--muted);font-size:14px;min-width:44px;text-align:right}
.icon{font-size:20px;padding:6px 10px;border-radius:12px;background:var(--card);border:1px solid var(--line)}
.icon.small{font-size:14px;padding:2px 8px}

.banner{display:flex;gap:10px;align-items:center;background:linear-gradient(90deg,#1e293b,#0f172a);
  border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:12px;
  padding:10px 12px;margin:4px 0 2px;font-size:15px}
.banner b{color:var(--accent)}

#stage{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;
  gap:10px;overflow-y:auto;padding:6px 0}
#orbWrap{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:6px}
.orb{position:relative;width:var(--talk);height:var(--talk);display:grid;place-items:center;border-radius:50%}
.level{position:absolute;inset:-6px;border-radius:50%;border:3px solid transparent;
  transition:border-color .15s, transform .08s;pointer-events:none}
.orb.listening .level{border-color:var(--accent2)}
.orb.thinking .level{border-color:var(--purple);animation:spin 2.4s linear infinite}
.orb.speaking .level{border-color:var(--ok)}
@keyframes spin{to{transform:rotate(360deg)}}
.talk{width:100%;height:100%;border-radius:50%;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:6px;font-weight:800;letter-spacing:1px;
  background:radial-gradient(circle at 50% 35%,#1b2735,#0b1017 70%);
  border:3px solid var(--line);box-shadow:0 10px 40px rgba(0,0,0,.6);transition:transform .08s}
.talk:active{transform:scale(.97)}
.orb.listening .talk{border-color:var(--accent2);box-shadow:0 0 40px rgba(34,211,238,.35)}
.orb.thinking .talk{border-color:var(--purple);box-shadow:0 0 40px rgba(167,139,250,.3)}
.orb.speaking .talk{border-color:var(--ok);box-shadow:0 0 40px rgba(34,197,94,.3)}
#talkIcon{font-size:44px}
#talkLabel{font-size:14px;color:var(--muted)}
.state{font-size:15px;color:var(--muted);min-height:20px}
.badge{display:inline-block;margin-top:2px;padding:6px 14px;border-radius:999px;font-size:14px;
  background:rgba(34,211,238,.12);border:1px solid var(--accent2);color:var(--accent2)}

.conversation{width:100%;max-width:760px;display:flex;flex-direction:column;gap:8px}
.heard{font-size:19px;color:var(--muted);min-height:22px;text-align:center}
.reply{font-size:25px;line-height:1.35;font-weight:600;text-align:center;min-height:34px}
.actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.actions button{background:var(--card);border:1px solid var(--accent);color:var(--accent);
  padding:10px 14px;border-radius:999px;font-size:15px}
.metrics{font-size:12px;color:var(--muted);text-align:center;min-height:14px}

.quick{display:flex;gap:8px;overflow-x:auto;padding:6px 0}
.chip{white-space:nowrap;background:var(--card);border:1px solid var(--line);border-radius:999px;
  padding:11px 15px;font-size:15px}
.chip:active{border-color:var(--accent)}

.tabs{display:flex;gap:6px;justify-content:center;padding:2px 0 6px}
.tab{padding:7px 14px;border-radius:999px;background:var(--bg2);border:1px solid var(--line);
  font-size:13px;color:var(--muted)}
.tab.active{color:var(--fg);border-color:var(--accent)}

.panel{position:fixed;inset:auto 0 0 0;max-height:82dvh;overflow-y:auto;background:var(--bg2);
  border-top:1px solid var(--line);border-radius:18px 18px 0 0;padding:16px 16px 28px;
  box-shadow:0 -20px 50px rgba(0,0,0,.6);z-index:30}
.panel h3{margin:6px 0 10px;font-size:16px}
.panel label{display:block;margin:12px 0;font-size:15px;color:var(--muted)}
.panel select,.panel input[type=text]{width:100%;margin-top:6px;padding:12px;border-radius:10px;
  background:var(--card);border:1px solid var(--line);color:var(--fg);font-size:16px}
.panel label.switch{display:flex;align-items:center;gap:12px;color:var(--fg)}
.panel input[type=checkbox]{width:22px;height:22px}
.panel input[type=range]{width:100%}
.row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.b{padding:13px 16px;border-radius:12px;background:var(--card);border:1px solid var(--line);font-size:15px}
.b.danger{border-color:var(--err);color:#fca5a5}
.history{display:flex;flex-direction:column;gap:10px}
.hitem{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.hitem .q{font-size:13px;color:var(--muted)}
.hitem .a{font-size:16px;margin-top:4px}
.panel ul{padding-left:18px;line-height:1.6;font-size:15px}