:root{--bg:#05080f;--bg2:#0a1020;--panel:#0d1528;--line:#1b2744;--ink:#d8e8ff;--muted:#7f93b5;--accent:#3d8bff;--accent2:#7fd4ff;--ok:#36d399;--warn:#fbbd23;--err:#ff6b6b}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
button{font:inherit;cursor:pointer}
input,textarea{font:inherit;color:var(--ink);background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:10px 12px;width:100%;outline:none}
input:focus,textarea:focus{border-color:var(--accent)}
[hidden]{display:none!important}
.muted{color:var(--muted);font-size:13px}
.err{color:var(--err);min-height:1.2em;font-size:14px}
.ok{color:var(--ok);font-size:12px;margin-left:6px}
/* gate */
.gate{position:fixed;inset:0;display:grid;place-items:center;padding:16px}
.gate-card{width:min(380px,100%);text-align:center}
.gate-orb{width:160px;height:160px;display:block;margin:0 auto}
.gate h1{letter-spacing:.35em;font-weight:600;margin:6px 0 18px}
.gate form{display:grid;gap:10px}
.gate button,.actions button{background:linear-gradient(135deg,#2a6bff,#3d8bff);color:#fff;border:0;border-radius:10px;padding:11px 14px;font-weight:600}
/* app layout */
.app{display:grid;grid-template-columns:64px 1fr minmax(360px,440px);height:100vh;height:100dvh}
.rail{background:#070b16;border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:12px 0;gap:8px}
.brand{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:700;background:radial-gradient(circle at 35% 35%,#7fd4ff,#1a5cff 60%,#0a1440);margin-bottom:10px}
.rail-btn{width:42px;height:42px;border-radius:12px;border:0;background:transparent;color:var(--muted);font-size:18px}
.rail-btn:hover,.rail-btn.active{background:var(--panel);color:var(--ink)}
.rail-spacer{flex:1}
.stage{position:relative;overflow:hidden;background:radial-gradient(ellipse at center,#0b1630 0%,var(--bg) 70%)}
#orb{position:absolute;inset:0;width:100%;height:100%}
.stage-status{position:absolute;left:0;right:0;bottom:12%;text-align:center;letter-spacing:.2em;text-transform:uppercase;font-size:12px;color:var(--accent2);opacity:.85}
.stage-hint{position:absolute;left:0;right:0;bottom:calc(12% - 26px);text-align:center;font-size:12px;color:var(--muted)}
.side{display:flex;flex-direction:column;border-left:1px solid var(--line);background:#070c18;min-height:0}
.side-head{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-bottom:1px solid var(--line)}
.tabs{display:flex;gap:4px}
.tab{background:transparent;border:0;color:var(--muted);padding:6px 10px;border-radius:8px}
.tab.active{background:var(--panel);color:var(--ink)}
.pill{background:var(--line);border-radius:10px;padding:0 7px;font-size:11px;margin-left:4px}
.ver{font-size:11px;color:var(--muted)}
.panel{flex:1;overflow-y:auto;padding:14px 12px;min-height:0}
.msg{margin:0 0 14px;display:flex;flex-direction:column}
.msg .who{font-size:11px;color:var(--muted);margin-bottom:3px;letter-spacing:.06em}
.msg .bubble{padding:10px 13px;border-radius:14px;max-width:100%;overflow-wrap:anywhere}
.msg.user{align-items:flex-end}
.msg.user .bubble{background:#16306a;border-bottom-right-radius:4px}
.msg.assistant .bubble{background:var(--panel);border:1px solid var(--line);border-bottom-left-radius:4px}
.msg.event{align-items:center}
.msg.event .bubble{background:transparent;color:var(--muted);font-size:12px;padding:2px 8px;border:1px dashed var(--line);border-radius:20px}
.msg.event.error .bubble{color:var(--err);border-color:#5a2230}
.bubble p{margin:0 0 8px}.bubble p:last-child{margin:0}
.bubble pre{background:#050914;border:1px solid var(--line);border-radius:8px;padding:10px;overflow-x:auto;font-size:13px}
.bubble code{font-family:ui-monospace,Consolas,monospace;font-size:13px;background:#050914;padding:1px 5px;border-radius:5px}
.bubble pre code{padding:0;background:none}
.bubble a{color:var(--accent2)}
.bubble ul,.bubble ol{margin:4px 0 8px;padding-left:20px}
.meta{font-size:11px;color:var(--muted);margin-top:3px}
.task{border:1px solid var(--line);background:var(--panel);border-radius:12px;padding:10px 12px;margin-bottom:10px}
.task .top{display:flex;justify-content:space-between;gap:8px;font-weight:600}
.task .id{color:var(--accent2);font-family:ui-monospace,monospace;font-size:13px}
.task .st{font-size:11px;padding:1px 8px;border-radius:10px;text-transform:uppercase;letter-spacing:.05em;align-self:flex-start}
.st.open{background:#1d2b4f;color:#9fc0ff}.st.in_progress{background:#3a2f0e;color:var(--warn)}.st.done{background:#0f3a2a;color:var(--ok)}.st.blocked{background:#3d1520;color:var(--err)}.st.cancelled{background:#222;color:#999}
.task .res{color:var(--muted);font-size:13px;margin-top:6px;white-space:pre-wrap}
.composer{display:flex;gap:8px;padding:10px 12px;border-top:1px solid var(--line);padding-bottom:max(10px,env(safe-area-inset-bottom))}
.composer textarea{resize:none;max-height:160px}
.composer button{width:46px;border:0;border-radius:10px;background:var(--accent);color:#fff;font-size:18px}
.composer button:disabled{opacity:.4}
/* modal */
.modal{position:fixed;inset:0;background:rgba(2,4,10,.7);display:grid;place-items:center;padding:16px;z-index:10}
.modal-card{width:min(520px,100%);max-height:92vh;overflow:auto;background:#0a1122;border:1px solid var(--line);border-radius:16px;padding:18px 20px}
.modal-card header{display:flex;justify-content:space-between;align-items:center}
.modal-card h2{margin:0}.modal-card h3{margin:18px 0 6px;font-size:14px;color:var(--accent2)}
.modal-card label{display:block;margin:10px 0;font-size:13px;color:var(--muted)}
.modal-card label input{margin-top:5px}
.modal-card label.row{display:flex;gap:8px;align-items:center}
.modal-card label.row input{width:auto;margin:0}
.x{background:none;border:0;color:var(--muted);font-size:26px}
.actions{display:flex;gap:10px;margin-top:16px}
.actions .ghost{background:transparent;border:1px solid var(--line);color:var(--ink)}
/* mobile */
@media (max-width:860px){
  .app{grid-template-columns:1fr;grid-template-rows:200px 1fr}
  .rail{display:none}
  .stage{grid-row:1}
  .side{grid-row:2;border-left:0;border-top:1px solid var(--line)}
}

select{font:inherit;color:var(--ink);background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:9px 10px;width:100%;margin-top:5px}
input[type=range]{padding:0;margin-top:8px}
.composer .mic,.composer .deep{width:44px;background:var(--panel);border:1px solid var(--line);color:var(--muted);font-size:17px}
.composer .mic.on{background:#0f3a2a;color:var(--ok);border-color:#1f6b4c;animation:glow 1.6s ease-in-out infinite}
.composer .deep.on{background:#2b1d55;color:#c9b6ff;border-color:#5a45a8}
@keyframes glow{50%{box-shadow:0 0 14px #36d39955}}
.live{position:absolute;left:10%;right:10%;bottom:calc(12% + 26px);text-align:center;color:var(--ink);font-size:18px;min-height:1.5em;opacity:.9}
.brain-tag{font-size:10px;padding:0 6px;border-radius:8px;margin-left:6px;background:#2b1d55;color:#c9b6ff}
#orb{cursor:pointer}