:root{
  --bg:#0c0f1a; --bg2:#131826; --card:#161c2d; --card2:#1c2438;
  --border:#243049; --txt:#e6ebf5; --muted:#8b97b3; --muted2:#5d6885;
  --accent:#5b8def; --accent2:#7c5cff;
  --green:#2ec27e; --yellow:#f4b740; --red:#ef5a6f; --cyan:#37c0d4;
  --radius:16px; --radius-sm:11px;
  --shadow:0 8px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--txt);
  font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;
}
.app{display:flex;min-height:100vh}

/* ---------- Sidebar ---------- */
.sidebar{
  width:248px;flex:none;background:linear-gradient(180deg,#10142180,#0c0f1a);
  border-right:1px solid var(--border);display:flex;flex-direction:column;
  padding:20px 14px;position:sticky;top:0;height:100vh;
}
.brand{display:flex;gap:12px;align-items:center;padding:6px 8px 22px}
.brand-logo{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  font-size:22px;background:linear-gradient(135deg,var(--accent),var(--accent2));
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:15px;font-weight:700}
.brand-text span{font-size:11px;color:var(--muted)}
.nav{display:flex;flex-direction:column;gap:4px;flex:1}
.nav-item{
  display:flex;align-items:center;gap:11px;padding:11px 13px;border:none;
  background:transparent;color:var(--muted);border-radius:var(--radius-sm);
  font:inherit;font-weight:500;cursor:pointer;text-align:left;transition:.15s;
}
.nav-item span{font-size:17px;width:22px;text-align:center}
.nav-item:hover{background:var(--card);color:var(--txt)}
.nav-item.active{
  background:linear-gradient(135deg,rgba(91,141,239,.22),rgba(124,92,255,.18));
  color:#fff;box-shadow:inset 0 0 0 1px var(--border);
}
.sidebar-foot{padding:14px 8px 4px;border-top:1px solid var(--border);margin-top:8px}
.proj-mini{font-size:11.5px;color:var(--muted)}

/* ---------- Main ---------- */
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 32px;border-bottom:1px solid var(--border);
  position:sticky;top:0;background:rgba(12,15,26,.85);backdrop-filter:blur(8px);z-index:5;
}
.topbar h1{font-size:21px;font-weight:700}
.btn-chat{
  background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;
  color:#fff;padding:9px 16px;border-radius:11px;font:inherit;font-weight:600;
  cursor:pointer;box-shadow:0 4px 16px rgba(91,141,239,.4);transition:.15s;
}
.btn-chat:hover{transform:translateY(-1px)}
.content{padding:28px 32px;max-width:1280px;width:100%}
.loader{color:var(--muted);padding:40px;text-align:center}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:18px}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);
}
.card h3{font-size:13px;color:var(--muted);font-weight:600;text-transform:uppercase;
  letter-spacing:.04em;margin-bottom:14px}
.card-title{font-size:16px;font-weight:700;margin-bottom:16px}

/* ---------- Stat tiles ---------- */
.stat{display:flex;flex-direction:column;gap:6px}
.stat .label{font-size:12px;color:var(--muted)}
.stat .value{font-size:26px;font-weight:800;letter-spacing:-.02em}
.stat .sub{font-size:12px;color:var(--muted)}

/* ---------- Progress ---------- */
.bar{height:9px;border-radius:6px;background:var(--card2);overflow:hidden;margin-top:8px}
.bar>i{display:block;height:100%;border-radius:6px;transition:width .6s ease}
.fill-green{background:linear-gradient(90deg,#1f9d5f,var(--green))}
.fill-yellow{background:linear-gradient(90deg,#c98e1e,var(--yellow))}
.fill-red{background:linear-gradient(90deg,#c33c50,var(--red))}

/* ---------- Badges & dots ---------- */
.dot{display:inline-block;width:9px;height:9px;border-radius:50%}
.dot.green{background:var(--green)} .dot.yellow{background:var(--yellow)}
.dot.red{background:var(--red)} .dot.cyan{background:var(--cyan)}
.dot.gray{background:var(--muted2)}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:20px;
  font-size:12px;font-weight:600;background:var(--card2);border:1px solid var(--border);
}
.badge.green{color:var(--green)} .badge.yellow{color:var(--yellow)}
.badge.red{color:var(--red)} .badge.cyan{color:var(--cyan)}
.badge.white,.badge.gray{color:var(--muted)}

/* ---------- Tables ---------- */
table{width:100%;border-collapse:collapse}
th,td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--border);font-size:13.5px}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
tbody tr:hover{background:var(--card2)}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}

/* ---------- Alerts ---------- */
.alert{
  display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:11px;
  margin-bottom:9px;font-size:13.5px;border:1px solid var(--border);
}
.alert:last-child{margin-bottom:0}
.alert.danger{background:rgba(239,90,111,.12);border-color:rgba(239,90,111,.35)}
.alert.warning{background:rgba(244,183,64,.1);border-color:rgba(244,183,64,.3)}
.alert.success{background:rgba(46,194,126,.1);border-color:rgba(46,194,126,.3)}
.alert.info{background:var(--card2)}
.alert .ic{font-size:15px;line-height:1.3}
.empty{color:var(--muted);padding:18px;text-align:center;font-size:13px}

/* ---------- Feed ---------- */
.feed-controls{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;align-items:center}
.feed-controls select,.feed-controls input,.input{
  background:var(--card);border:1px solid var(--border);color:var(--txt);
  padding:9px 13px;border-radius:10px;font:inherit;font-size:13px;outline:none;
}
.feed-controls input:focus,.input:focus,.feed-controls select:focus{border-color:var(--accent)}
.btn{
  background:var(--card2);border:1px solid var(--border);color:var(--txt);
  padding:9px 15px;border-radius:10px;font:inherit;font-weight:600;cursor:pointer;transition:.15s;
}
.btn:hover{background:var(--border)}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));border:none;color:#fff}
.btn.primary:hover{transform:translateY(-1px)}
.post{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px 18px;margin-bottom:14px;transition:.15s;
}
.post:hover{border-color:#33405f}
.post-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.post-icon{font-size:20px}
.post-type{font-weight:700;font-size:13px}
.post-time{color:var(--muted2);font-size:12px;margin-left:auto}
.post-author{color:var(--accent);font-size:12.5px;font-weight:600;margin-bottom:6px}
.post-content{font-size:14px;margin-bottom:12px}
.post-foot{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.tag{font-size:11.5px;color:var(--cyan);background:rgba(55,192,212,.1);
  padding:3px 9px;border-radius:14px;font-weight:500}
.react{margin-left:auto;background:var(--card2);border:1px solid var(--border);
  color:var(--muted);padding:5px 11px;border-radius:20px;cursor:pointer;font:inherit;
  font-size:12.5px;transition:.15s}
.react:hover{color:var(--red);border-color:var(--red)}

/* ---------- Roadmap ---------- */
.timeline{position:relative;padding-left:28px}
.timeline::before{content:'';position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:var(--border)}
.ms{position:relative;margin-bottom:16px;cursor:pointer}
.ms::before{content:'';position:absolute;left:-24px;top:18px;width:13px;height:13px;
  border-radius:50%;border:3px solid var(--bg);background:var(--muted2)}
.ms.done::before{background:var(--green)} .ms.in_progress::before{background:var(--cyan)}
.ms.overdue::before{background:var(--red)} .ms.planned::before{background:var(--muted2)}
.ms-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:14px 16px;transition:.15s}
.ms:hover .ms-card{border-color:#33405f}
.ms-top{display:flex;align-items:center;gap:10px;margin-bottom:5px}
.ms-title{font-weight:600;flex:1}
.ms-meta{display:flex;gap:14px;color:var(--muted);font-size:12.5px;flex-wrap:wrap}
.ms-comment{margin-top:10px;padding-top:10px;border-top:1px solid var(--border);
  color:var(--muted);font-size:12.5px;font-style:italic;display:none}
.ms.open .ms-comment{display:block}

/* ---------- Agents ---------- */
.agent-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.agent-card.alert{border-color:rgba(239,90,111,.4)}
.agent-top{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.agent-name{font-weight:700;flex:1}
.agent-line{font-size:12.5px;color:var(--muted);margin-bottom:3px}
.agent-line b{color:var(--txt);font-weight:500}
.agent-log{margin-top:12px;background:var(--bg);border-radius:10px;padding:10px 12px;
  font-family:ui-monospace,monospace;font-size:11.5px;color:var(--muted);max-height:120px;overflow:auto}
.agent-log div{padding:1px 0}
.agent-actions{margin-top:12px;display:flex;gap:8px}

/* ---------- Simulate ---------- */
.scenarios{display:grid;gap:12px;grid-template-columns:repeat(2,1fr);margin-bottom:24px}
.scenario{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;cursor:pointer;transition:.15s;display:flex;gap:14px;align-items:center}
.scenario:hover{border-color:var(--accent);transform:translateY(-2px)}
.scenario .sc-num{width:38px;height:38px;border-radius:11px;flex:none;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:800;font-size:16px}
.sim-stage{min-height:80px}
.sim-progress{height:8px;border-radius:6px;background:var(--card2);overflow:hidden;margin:14px 0}
.sim-progress>i{display:block;height:100%;width:0;border-radius:6px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .1s linear}
.sim-msg{color:var(--cyan);font-size:13px;margin-bottom:6px}
.sim-actions{margin-top:16px;display:flex;gap:10px}

/* ---------- Chat ---------- */
.chat-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);display:none;justify-content:flex-end;z-index:50}
.chat-overlay.open{display:flex}
.chat-panel{width:420px;max-width:92vw;height:100%;background:var(--bg2);
  border-left:1px solid var(--border);display:flex;flex-direction:column;animation:slideIn .25s ease}
@keyframes slideIn{from{transform:translateX(40px);opacity:.6}to{transform:none;opacity:1}}
.chat-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;
  border-bottom:1px solid var(--border);font-weight:700}
.chat-head button{background:none;border:none;color:var(--muted);font-size:18px;cursor:pointer}
.chat-body{flex:1;overflow-y:auto;padding:18px 20px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:85%;padding:11px 14px;border-radius:14px;font-size:13.5px;white-space:pre-wrap;line-height:1.5}
.msg.user{align-self:flex-end;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border-bottom-right-radius:4px}
.msg.bot{align-self:flex-start;background:var(--card);border:1px solid var(--border);border-bottom-left-radius:4px}
.chat-suggests{display:flex;gap:8px;flex-wrap:wrap;padding:10px 20px}
.chat-suggests button{background:var(--card);border:1px solid var(--border);color:var(--muted);
  padding:6px 12px;border-radius:16px;font:inherit;font-size:12px;cursor:pointer}
.chat-suggests button:hover{color:var(--txt);border-color:var(--accent)}
.chat-input{display:flex;gap:8px;padding:14px 20px;border-top:1px solid var(--border)}
.chat-input input{flex:1;background:var(--card);border:1px solid var(--border);color:var(--txt);
  padding:11px 14px;border-radius:12px;font:inherit;outline:none}
.chat-input input:focus{border-color:var(--accent)}
.chat-input button{width:46px;border:none;border-radius:12px;cursor:pointer;
  background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-size:15px}

/* ---------- Toasts ---------- */
.toasts{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:60;
  display:flex;flex-direction:column;gap:10px;align-items:center}
.toast{background:var(--card);border:1px solid var(--border);padding:12px 20px;border-radius:12px;
  box-shadow:var(--shadow);font-size:13.5px;animation:pop .25s ease}
.toast.ok{border-color:var(--green);color:var(--green)}
.toast.err{border-color:var(--red);color:var(--red)}
@keyframes pop{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .cols-4{grid-template-columns:repeat(2,1fr)}
  .cols-3,.cols-2{grid-template-columns:1fr}
  .scenarios{grid-template-columns:1fr}
}
@media(max-width:720px){
  .sidebar{position:fixed;left:-260px;z-index:40;transition:.25s}
  .sidebar.open{left:0}
  .content{padding:18px}
  .topbar{padding:16px 18px}
}