:root {
  --bg:#0b0e14; --panel:#121722; --panel2:#1a2030; --border:#232b3d;
  --text:#e6ebf5; --muted:#8b95ab; --accent:#7cf0c2; --accent2:#6ea8ff;
  --warn:#ffb86b; --danger:#ff6b8a; --avoid:#ff8aa3;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  overscroll-behavior:none;-webkit-text-size-adjust:100%}
body{display:flex;flex-direction:column;height:100dvh;overflow:hidden;font-size:16px}
header{display:flex;align-items:center;gap:8px;padding:8px 10px;background:var(--panel);
  border-bottom:1px solid var(--border);flex-shrink:0;flex-wrap:wrap}
header h1{font-size:13px;margin:0;font-weight:700;color:var(--accent);letter-spacing:.5px}
.status{display:inline-flex;align-items:center;gap:5px;font-size:11px;color:var(--muted)}
.dot{width:8px;height:8px;border-radius:50%;background:#555}
.dot.live{background:var(--accent);box-shadow:0 0 8px var(--accent);animation:pulse 1.2s infinite}
.dot.thinking{background:var(--warn)}
.dot.reason{background:var(--accent2);box-shadow:0 0 8px var(--accent2);animation:pulse 1s infinite}
.dot.err{background:var(--danger)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
button.btn{background:var(--accent);color:#07140e;border:0;padding:10px 16px;
  border-radius:8px;font-weight:700;cursor:pointer;font-size:14px;touch-action:manipulation}
button.btn.stop{background:var(--danger);color:#fff}
button.btn.ghost{background:transparent;color:var(--muted);border:1px solid var(--border);font-weight:500}
button.btn.mini{padding:6px 11px;font-size:11px;font-weight:600}
button.btn:active{transform:scale(.97)}
select,input{background:var(--panel2);color:var(--text);border:1px solid var(--border);
  padding:8px 10px;border-radius:6px;font-size:13px;outline:none;font-family:inherit}
select:focus,input:focus{border-color:var(--accent2)}

/* ===================== CHAT THREAD ===================== */
main{display:flex;flex-direction:column;flex:1;overflow:hidden}
#thread{flex:1;overflow-y:auto;padding:14px 12px;-webkit-overflow-scrolling:touch;
  display:flex;flex-direction:column;gap:2px}
#thread::-webkit-scrollbar{width:6px}
#thread::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}

.msg{max-width:88%;padding:9px 13px;border-radius:14px;margin:5px 0;
  font-size:15px;line-height:1.5;word-wrap:break-word}
.msg .ts{display:block;font-size:9px;color:var(--muted);margin-bottom:3px;
  letter-spacing:.3px}

/* Interviewer (left) */
.msg.intv{align-self:flex-start;background:var(--panel2);color:#d4dbeb;
  border:1px solid var(--border);border-bottom-left-radius:5px}
.msg.intv.interim{color:var(--muted);font-style:italic;border-color:var(--accent2)}

/* AI answer card (inline, full-width, green) */
.msg.ai{align-self:stretch;max-width:100%;background:#0e2a1f;
  border:1px solid #1f5c43;border-radius:12px;padding:0;overflow:hidden}
.msg.ai .hd{font-size:9px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--accent);padding:8px 14px 0;display:flex;justify-content:space-between;
  align-items:center}
.msg.ai .ans{font-size:18px;line-height:1.65;color:#d6ffe9;
  padding:6px 14px 12px;white-space:pre-wrap;font-weight:500;letter-spacing:.1px}
.msg.ai .ans strong{color:var(--accent);font-weight:700}
.msg.ai .ans ul,.msg.ai .ans ol{margin:8px 0 8px 22px;padding:0}
.msg.ai .ans li{margin:4px 0}
.msg.ai .avoid{background:#2a0f17;border-top:1px solid #5c1f2f;
  color:#ffd0db;font-size:14px;line-height:1.55;padding:8px 14px}
.msg.ai .avoid .hd{color:var(--avoid);padding:0 0 4px;display:block}
.msg.ai .avoid strong{color:var(--avoid)}
.msg.ai .meta{font-size:10px;color:var(--muted);padding:0 14px 9px;
  display:flex;gap:14px;flex-wrap:wrap}
.msg.ai.thinking{opacity:.85}

footer{padding:8px 10px;background:var(--panel);border-top:1px solid var(--border);
  display:flex;gap:6px;flex-shrink:0}
footer textarea{flex:1;background:var(--panel2);color:var(--text);border:1px solid var(--border);
  border-radius:6px;padding:8px 10px;font-size:14px;resize:none;min-height:40px;max-height:80px;
  font-family:inherit;outline:none}
footer textarea:focus{border-color:var(--accent2)}

.modal{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;
  justify-content:center;z-index:100;padding:16px}
.modal.open{display:flex}
.modal .box{background:var(--panel);padding:20px;border-radius:12px;max-width:480px;width:100%;
  border:1px solid var(--border);max-height:90vh;overflow-y:auto}
.modal h3{margin:0 0 8px;color:var(--accent);font-size:16px}
.modal p{color:var(--muted);font-size:13px;margin:0 0 14px;line-height:1.5}
.modal label{display:block;color:var(--text);font-size:12px;margin:12px 0 4px;font-weight:600}
.modal input,.modal select{width:100%;padding:10px;background:var(--panel2);color:var(--text);
  border:1px solid var(--border);border-radius:6px;font-family:monospace;font-size:12px}
.modal .row{display:flex;gap:8px;margin-top:14px}
.modal button.primary{flex:1;background:var(--accent);color:#07140e;border:0;padding:12px;
  border-radius:8px;font-weight:700;cursor:pointer;font-size:14px}
.modal button.secondary{background:transparent;color:var(--muted);border:1px solid var(--border);
  padding:12px 16px;border-radius:8px;cursor:pointer;font-size:13px}

/* Stall-bridge bubble — read aloud immediately to buy reasoning time */
.msg.bridge{align-self:stretch;max-width:100%;background:#2a220c;
  border:1px solid #6b5512;border-radius:12px;padding:9px 14px;color:#ffe9b0}
.msg.bridge .hd{font-size:9px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--warn);display:block;margin-bottom:4px}
.msg.bridge .say{font-size:18px;line-height:1.5;font-weight:600}

/* Stage-2 trigger bar */
#triggerBar{flex-shrink:0;padding:0 10px 8px;background:var(--panel)}
#triggerBtn{width:100%;background:var(--warn);color:#1a1300;border:0;
  padding:13px;border-radius:10px;font-weight:800;font-size:15px;
  cursor:pointer;letter-spacing:.3px;touch-action:manipulation}
#triggerBtn:active{transform:scale(.99)}

.empty{color:var(--muted);font-size:13px;text-align:center;padding:30px 20px;
  font-style:italic;margin:auto}

/* Build/commit badge — always visible, never invented (real git HEAD) */
#verBadge{position:fixed;left:6px;bottom:6px;z-index:10000;
  font:600 11px/1.2 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color:#9ff5cf;background:rgba(7,20,14,.82);border:1px solid #1f5c43;
  padding:3px 7px;border-radius:6px;pointer-events:none;
  letter-spacing:.5px;user-select:none}