:root{
  --bg:#0a1420; --bg2:#0d1b2a; --panel:#0f2133; --panel2:#13283d; --line:#1d3a55;
  --ink:#cfe8ff; --dim:#6f93b3; --grid:#13314c;
  --cyan:#39c6ff; --green:#39ff9e; --amber:#ffc24b; --red:#ff5d6c; --violet:#b08bff;
  --main:#5ad1ff; --well:#9b8cff; --rain:#39ff9e;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font-family:var(--mono);font-size:13px;overflow:hidden;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}
button{font-family:inherit;font-size:12px;color:var(--ink);background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:6px 9px;cursor:pointer}
button:hover{border-color:var(--cyan)}
button.on{background:var(--cyan);color:#04121e;border-color:var(--cyan);font-weight:700}
input,select{font-family:inherit;font-size:12px;color:var(--ink);background:#091824;border:1px solid var(--line);border-radius:5px;padding:5px 6px;width:100%}
input[type=range]{padding:0}
input[type=checkbox]{width:auto}
label{font-size:10.5px;color:var(--dim);text-transform:uppercase;letter-spacing:.06em;display:block;margin:8px 0 3px}
hr{border:0;border-top:1px solid var(--line);margin:12px 0}
.row{display:flex;gap:6px}
.row>*{flex:1}
.pill{font-size:10px;padding:2px 6px;border-radius:20px;border:1px solid var(--line);color:var(--dim)}
.tag{font-family:var(--mono);font-weight:700;letter-spacing:.1em}
.app{display:grid;grid-template-rows:auto 1fr auto;height:100%}

/* ---- top bar ---- */
.top{display:flex;align-items:center;gap:14px;padding:8px 12px;background:linear-gradient(180deg,#0e2236,#0a1726);border-bottom:1px solid var(--line)}
.brand{display:flex;flex-direction:column;line-height:1}
.brand b{font-size:18px;letter-spacing:.32em;color:var(--green);text-shadow:0 0 14px rgba(57,255,158,.35)}
.brand small{font-size:9px;letter-spacing:.22em;color:var(--dim);margin-top:3px}
.top .spacer{flex:1}
.env{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:6px 10px}
.env .met{display:flex;flex-direction:column;align-items:center;min-width:46px;line-height:1.1}
.env .met b{font-size:15px}.env .met span{font-size:8.5px;color:var(--dim);letter-spacing:.08em}
.topbtns{display:flex;gap:6px}

/* ---- main 3-col ---- */
.main{display:grid;grid-template-columns:188px 1fr 320px;min-height:0}
.side{background:var(--bg2);border-right:1px solid var(--line);overflow-y:auto;padding:10px}
.side.r{border-right:0;border-left:1px solid var(--line)}
.stage{position:relative;background:
   radial-gradient(circle at 30% 20%,#0c1c2e,#081320 70%);overflow:hidden}
canvas{position:absolute;inset:0;touch-action:none}
.sectitle{font-size:9.5px;letter-spacing:.18em;color:var(--cyan);text-transform:uppercase;margin:4px 0 7px;display:flex;align-items:center;gap:6px}
.sectitle::after{content:"";flex:1;height:1px;background:var(--line)}

/* tool palette */
.tools{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.tool{display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 4px;border:1px solid var(--line);border-radius:8px;background:var(--panel);cursor:pointer;font-size:10px}
.tool .ic{font-size:18px;line-height:1}
.tool.on{border-color:var(--green);background:#103025;color:var(--green);box-shadow:0 0 0 1px var(--green) inset}
.swatchrow{display:flex;flex-wrap:wrap;gap:5px;margin-top:4px}
.sz{padding:5px 7px;border:1px solid var(--line);border-radius:6px;background:var(--panel);cursor:pointer;font-size:11px}
.sz.on{border-color:var(--cyan);color:var(--cyan);background:#0a2433}

/* inspector */
.insp .empty{color:var(--dim);font-size:11px;line-height:1.6;padding:6px 2px}
.kv{display:flex;justify-content:space-between;padding:3px 0;border-bottom:1px dashed #122a40;font-size:11.5px}
.kv span{color:var(--dim)}
.kv b{color:var(--ink)}
.hex{font-family:var(--mono);color:var(--amber);letter-spacing:.12em;font-weight:700}
.flow-ok{color:var(--green)} .flow-warn{color:var(--amber)} .flow-bad{color:var(--red)}
.chip{display:inline-block;font-size:10px;padding:2px 7px;border-radius:20px;margin:2px 3px 0 0;border:1px solid var(--line)}
.resbar{height:11px;background:#0c2032;border:1px solid var(--line);border-radius:6px;overflow:hidden;margin:3px 0}
.resbar>div{height:100%;background:var(--rain);transition:width .25s,background .25s}

/* tabs in right rail */
.tabs{display:flex;gap:4px;margin-bottom:8px}
.tabs button{flex:1;padding:5px 2px;font-size:10.5px}
.tabpane{display:none}.tabpane.on{display:block}

/* schedule timeline */
.tl{position:relative;background:#091826;border:1px solid var(--line);border-radius:7px;padding:6px 6px 4px;overflow:hidden}
.tlhead{display:flex;justify-content:space-between;font-size:8.5px;color:var(--dim);margin-bottom:3px}
.tlrow{display:flex;align-items:center;gap:6px;margin:3px 0}
.tlrow .nm{width:74px;font-size:9.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tlbar{position:relative;flex:1;height:13px;background:#0c2032;border-radius:3px;overflow:hidden}
.tlblk{position:absolute;top:0;bottom:0;border-radius:2px;opacity:.92}

/* BOM */
table{width:100%;border-collapse:collapse;font-size:11px}
td,th{text-align:left;padding:3px 4px;border-bottom:1px solid #122a40}
th{color:var(--dim);font-size:9.5px;text-transform:uppercase;letter-spacing:.06em}
td.r,th.r{text-align:right}

/* status bar */
.status{display:flex;align-items:center;gap:14px;padding:5px 12px;background:#081320;border-top:1px solid var(--line);font-size:11px;color:var(--dim)}
.status b{color:var(--ink)} .dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:5px}
.alerts{flex:1;display:flex;gap:8px;overflow-x:auto;white-space:nowrap}
.alert{color:var(--amber)} .alert.bad{color:var(--red)}

.legend{display:flex;flex-wrap:wrap;gap:8px;font-size:9.5px;color:var(--dim);margin-top:6px}
.legend i{width:10px;height:10px;border-radius:2px;display:inline-block;margin-right:4px;vertical-align:-1px}
.help{position:absolute;left:10px;bottom:10px;font-size:10px;color:var(--dim);background:rgba(8,18,30,.8);border:1px solid var(--line);border-radius:6px;padding:6px 9px;max-width:340px;line-height:1.5;pointer-events:none}
.fab{position:absolute;right:12px;top:12px;display:flex;flex-direction:column;gap:6px}
.fab button{width:34px;height:34px;font-size:16px;padding:0;border-radius:8px}
.toast{position:fixed;left:50%;bottom:54px;transform:translateX(-50%);background:#0e2a3e;border:1px solid var(--cyan);color:var(--ink);padding:9px 16px;border-radius:8px;opacity:0;transition:.25s;pointer-events:none;z-index:50;box-shadow:0 8px 30px rgba(0,0,0,.5)}
.toast.show{opacity:1}
::-webkit-scrollbar{width:9px;height:9px}::-webkit-scrollbar-thumb{background:#1d3a55;border-radius:5px}
.mini{font-size:9.5px;color:var(--dim);line-height:1.5}
.btnsm{padding:4px 7px;font-size:10.5px}
.danger{border-color:#5a2330;color:#ff8a96}.danger:hover{border-color:var(--red)}