:root{ --bg:#f1ead9; --card:#fffdf8; --ink:#3a342b; --muted:#8b8475; --line:#e6dcc6;
       --me-bg:#dcebf7; --me-ink:#1d4f70; --you-bg:#fffdf8; --amber:#c98a2b; --red:#c4452f; --green:#3fa34d; }
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}
.app{max-width:1000px;margin:0 auto;padding:14px}
.win{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;height:80vh;min-height:520px}
.topbar{display:flex;align-items:center;gap:10px;padding:9px 14px;border-bottom:1px solid var(--line);background:#faf5e9}
.topbar .name{font-weight:600}
.topbar .right{margin-left:auto;display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}
.dot.live{background:var(--green)}
.panes{flex:1;display:flex;min-height:0}
.side{flex:0 0 256px;border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.side h2{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:0;padding:11px 14px 6px;font-weight:600}
.contacts{overflow:auto;flex:1}
.contact{display:flex;gap:10px;align-items:center;padding:9px 12px;cursor:pointer;border-left:2px solid transparent}
.contact:hover{background:#faf5e9}
.contact.sel{background:#f3ecdc;border-left-color:var(--me-ink)}
.ava{flex:0 0 38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px;font-weight:600;position:relative}
.ava .sdot{position:absolute;right:-1px;bottom:-1px;width:11px;height:11px;border-radius:50%;border:2px solid var(--card)}
.cmeta{flex:1;min-width:0}
.crow{display:flex;align-items:center;gap:6px}
.cname{font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ctime{margin-left:auto;font-size:11px;color:var(--muted);flex:0 0 auto}
.cprev{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{flex:0 0 auto;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--me-ink);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.thead{display:flex;align-items:center;gap:9px;padding:10px 14px;border-bottom:1px solid var(--line)}
.thead .tt{font-size:14px;font-weight:500}
.thead .ts{font-size:12px;color:var(--muted)}
.thead .ts.amber{color:var(--amber)} .thead .ts.err{color:var(--red)} .thead .ts.live{color:var(--green)}
.theadbtns{margin-left:auto;display:flex;gap:8px;align-items:center;flex:0 0 auto}
.stopbtn{border:1px solid #f0c4ba;background:#fbe3dd;color:var(--red);border-radius:8px;padding:4px 11px;font-size:12px;cursor:pointer}
.stopbtn:hover{background:#f7d6cd}
.editbtn,.autobtn{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:8px;padding:4px 9px;font-size:13px;cursor:pointer;white-space:nowrap}
.editbtn:hover,.autobtn:hover{background:#faf5e9}
.runhint{font-size:11px;color:var(--muted);margin-left:auto}
.approve{align-self:center;display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center;background:#fffaf0;border:1px solid var(--amber);border-radius:12px;padding:9px 13px;margin:4px 0;font-size:13px;color:var(--ink)}
.approve .btn{padding:6px 13px}
.composer{position:relative}
.mention{font-weight:700}
.mpop{position:absolute;left:12px;right:12px;bottom:100%;margin-bottom:4px;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 -6px 24px rgba(0,0,0,.12);max-height:180px;overflow:auto;z-index:8;display:none}
.mitem{display:flex;align-items:center;gap:9px;padding:7px 10px;cursor:pointer}
.mitem .ava{flex:0 0 26px;height:26px;font-size:12px}
.mitem.on,.mitem:hover{background:#f3ecdc}
.msgs{flex:1;overflow:auto;padding:14px;display:flex;flex-direction:column;gap:7px;background:#efe7d5}
.b{max-width:78%;padding:7px 11px;border-radius:14px;font-size:14px;line-height:1.5;white-space:normal;word-wrap:break-word}
.b.me{align-self:flex-end;background:var(--me-bg);color:var(--me-ink);border-bottom-right-radius:5px}
.b.you{align-self:flex-start;background:var(--you-bg);border:1px solid var(--line);border-bottom-left-radius:5px}
.b .tm{display:block;font-size:10px;color:var(--muted);margin-top:3px;opacity:.8}
.b.me .tm{color:#5b7d94}
.b code{background:rgba(0,0,0,.06);padding:0 4px;border-radius:4px;font-family:ui-monospace,Consolas,monospace;font-size:13px}
.think{align-self:flex-start;background:var(--you-bg);border:1px solid var(--line);border-radius:14px;padding:7px 11px;font-size:13px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.think .d{display:inline-flex;gap:2px}.think .d i{width:4px;height:4px;border-radius:50%;background:var(--amber);display:inline-block;animation:dp 1s infinite}
.think .d i:nth-child(2){animation-delay:.2s}.think .d i:nth-child(3){animation-delay:.4s}
@keyframes dp{0%,60%,100%{opacity:.3}30%{opacity:1}}
.errb{align-self:flex-start;background:#fbe3dd;color:var(--red);border:1px solid #f0c4ba;border-radius:14px;padding:7px 11px;font-size:13px}
.composer{border-top:1px solid var(--line);padding:9px 12px;background:#faf5e9}
.opts{display:flex;align-items:center;gap:7px;margin-bottom:7px}
.opts select{border:1px solid var(--line);border-radius:8px;padding:5px 7px;font-size:12px;background:#fff;color:var(--ink)}
.opts .lbl{font-size:12px;color:var(--muted)}
.crow2{display:flex;gap:8px;align-items:flex-end}
.crow2 textarea{flex:1;border:1px solid var(--line);border-radius:12px;padding:9px 12px;font-size:14px;font-family:inherit;resize:none;min-height:40px;max-height:120px;background:#fff;color:var(--ink)}
.send{flex:0 0 40px;height:40px;border-radius:50%;border:none;background:var(--me-ink);color:#fff;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.send:disabled{opacity:.4;cursor:default}
.empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px}
.flower{width:22px;height:24px}
/* sidebar header + new-chat button */
.h2row{display:flex;align-items:center;justify-content:space-between;padding:11px 12px 6px}
.h2row h2{padding:0}
.newbtn{border:1px solid var(--line);background:#fff;color:var(--me-ink);border-radius:8px;width:24px;height:24px;font-size:17px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center}
.newbtn:hover{background:#faf5e9}
/* group avatar stack */
.stack{flex:0 0 40px;height:38px;position:relative}
.stack .ava{position:absolute;width:25px;height:25px;font-size:12px;border:2px solid var(--card);top:6px}
.stack .sdot{position:absolute;right:-1px;bottom:-1px;width:11px;height:11px;border-radius:50%;border:2px solid var(--card)}
.thead .stack{flex:0 0 auto;width:auto;height:32px;display:flex;align-items:center}
.thead .stack .ava{position:static;top:0;margin-right:-8px}
/* group message row: mini avatar + name + bubble */
.gmsg{display:flex;gap:8px;align-items:flex-start;align-self:flex-start;max-width:84%}
.gmsg .ava{flex:0 0 28px;height:28px;font-size:13px;margin-top:14px}
.gmsg .gbody{min-width:0;display:flex;flex-direction:column}
.gmsg .who{font-size:11px;color:var(--muted);margin:0 0 2px 3px;font-weight:600}
.gmsg .b.you,.gmsg .think,.gmsg .errb{align-self:flex-start;max-width:100%}
/* modal */
.ov{position:fixed;inset:0;background:rgba(40,34,24,.34);display:flex;align-items:center;justify-content:center;z-index:20}
.ov.hide{display:none}
.modal{background:var(--card);border:1px solid var(--line);border-radius:14px;width:360px;max-width:92vw;padding:16px 18px;box-shadow:0 14px 44px rgba(0,0,0,.22)}
.modal h3{margin:0 0 4px;font-size:15px}
.modal label{display:block;font-size:12px;color:var(--muted);margin:11px 0 4px}
.modal input[type=text],.modal select{width:100%;border:1px solid var(--line);border-radius:9px;padding:8px 10px;font-size:14px;background:#fff;color:var(--ink);font-family:inherit}
.picks{display:flex;flex-direction:column;gap:2px;max-height:210px;overflow:auto;border:1px solid var(--line);border-radius:9px;padding:5px}
/* scoped under .picks so they beat the more-specific `.modal label{display:block}` */
.picks .pick{display:flex;align-items:center;gap:9px;padding:6px 7px;border-radius:8px;cursor:pointer;margin:0}
.picks .pick:hover{background:#faf5e9}
.picks .pick input{accent-color:var(--me-ink);flex:0 0 15px;width:15px;height:15px;margin:0}
.picks .pick .ava{flex:0 0 30px;width:30px;height:30px;font-size:13px}
.mrow{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}
.btn{border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 15px;font-size:13px;cursor:pointer;color:var(--ink)}
.btn.primary{background:var(--me-ink);color:#fff;border-color:var(--me-ink)}
.btn:disabled{opacity:.45;cursor:default}
.hint{font-size:11px;color:var(--muted);margin-top:8px}
/* ===== overview (top-down office) — room on top, messenger docked below ===== */
.win{height:auto}
.overview{padding:10px 12px 5px;background:#faf5e9;border-bottom:1px solid var(--line)}
.ov-room-svg{max-width:680px;margin:0 auto}
.ov-bar{max-width:680px;margin:5px auto 0;display:flex;gap:12px;align-items:center;font-size:11px;color:var(--muted)}
.ov-bar .ov-eps{margin-left:auto}
.panes{height:58vh;min-height:420px}
.ov-fig{cursor:pointer;transition:transform .7s ease}
.ov-fig:hover{opacity:.82}
.ov-click{cursor:pointer}
.ov-click:hover{opacity:.78}
.ov-nm{font-size:12px;font-weight:500;fill:#3f372b}
.ov-room{font-size:12px;font-weight:500;fill:#7a6c4f}
.ov-sm{font-size:11px}
.ov-rt{animation:ovtp 1.7s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
@keyframes ovtp{0%,100%{opacity:.3;transform:scale(.82)}50%{opacity:.75;transform:scale(1.12)}}
.ov-d1{animation:ovdb 1.4s infinite}.ov-d2{animation:ovdb 1.4s infinite .2s}.ov-d3{animation:ovdb 1.4s infinite .4s}
@keyframes ovdb{0%,60%,100%{opacity:.3}30%{opacity:1}}
.ov-glow{animation:ovgp 1.6s ease-in-out infinite}@keyframes ovgp{0%,100%{opacity:.45}50%{opacity:1}}
/* ===== layout v2: full-screen, room LEFT + messenger RIGHT, drag-resizable ===== */
.app{max-width:none;margin:0;padding:0;height:100vh}
.win{height:100vh;min-height:0;border:0;border-radius:0}
.body{flex:1;display:flex;min-height:0}
.overview{flex:0 0 46%;overflow:auto;border-bottom:0;align-self:stretch}
.ov-room-svg{max-width:none}
.panes{flex:1;height:auto;min-height:0}
.side{border-right:0}
.resizer{flex:0 0 6px;cursor:col-resize;background:var(--line)}
.resizer:hover,.resizer.drag{background:var(--me-ink)}
@media (max-width:860px){
  .body{flex-direction:column}
  .overview{flex:0 0 auto;max-height:46vh}
  .panes{flex:1}
  .resizer{display:none}
}