:root{--bg:#0f1218;--panel:#161b24;--panel2:#1c2230;--border:#2a3244;--text:#dde3ee;--muted:#8b94a7;--accent:#4da3ff;--good:#3ecf8e;--warn:#ffb347;--bad:#ff5d5d;font-size:14px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden}#app{flex-direction:column;height:100vh;display:flex}#topbar{background:var(--panel);border-bottom:1px solid var(--border);align-items:center;gap:16px;padding:8px 14px;display:flex}.brand{letter-spacing:.3px;font-size:15px;font-weight:700}.mode-tabs{gap:4px;display:flex}.tab{color:var(--muted);border:1px solid var(--border);cursor:pointer;background:0 0;border-radius:6px;padding:5px 16px;font-size:13px}.tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}.topbar-actions{gap:6px;margin-left:auto;display:flex}.topbar-actions button,.topbar-actions select{background:var(--panel2);color:var(--text);border:1px solid var(--border);cursor:pointer;border-radius:6px;padding:5px 12px;font-size:13px}.topbar-actions button:hover{border-color:var(--accent)}#main{flex:1;min-height:0;display:flex}#panel-left,#panel-right{background:var(--panel);flex-shrink:0;width:300px;overflow-y:auto}#panel-left{border-right:1px solid var(--border)}#panel-right{border-left:1px solid var(--border);width:320px}#viewport{flex:1;min-width:0;position:relative}#canvas3d{width:100%;height:100%;display:block}#canvas2d{width:100%;height:100%;position:absolute;inset:0}.group{border-bottom:1px solid var(--border)}.group-header{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:10px 14px;font-size:13px;font-weight:600;display:flex}.group-header:hover{background:var(--panel2)}.group-header .chev{color:var(--muted);transition:transform .15s}.group.collapsed .chev{transform:rotate(-90deg)}.group.collapsed .group-body{display:none}.group-body{padding:4px 14px 12px}.ctl{margin-bottom:10px}.ctl-label{color:var(--muted);justify-content:space-between;margin-bottom:3px;font-size:12px;display:flex}.ctl-label .val{color:var(--text);font-variant-numeric:tabular-nums}.ctl input[type=range]{width:100%;accent-color:var(--accent)}.ctl input[type=number]{background:var(--panel2);border:1px solid var(--border);width:100%;color:var(--text);border-radius:4px;padding:4px 6px}.ctl-check{cursor:pointer;align-items:center;gap:8px;padding:2px 0;font-size:13px;display:flex}.ctl-check input{accent-color:var(--accent);width:15px;height:15px}.setup-note{color:var(--muted);border-bottom:1px solid var(--border);padding:12px 14px;font-size:12px;line-height:1.5}.limit-row{grid-template-columns:1fr 58px 10px 58px 60px;align-items:center;gap:5px;margin-bottom:6px;display:grid}.limit-row .limit-label{color:var(--text);font-size:12px}.limit-row input{background:var(--panel2);border:1px solid var(--border);color:var(--text);border-radius:4px;width:100%;padding:4px 5px;font-size:12px}.limit-row.invalid input{border-color:var(--bad)}.limit-row .limit-dash{text-align:center;color:var(--muted)}.limit-row .limit-unit{color:var(--muted);font-size:10px}.btn-reset-limits{width:calc(100% - 28px);margin:12px 14px}.component-row{grid-template-columns:1fr 54px 60px 22px;align-items:center;gap:6px;margin-bottom:6px;display:grid}.component-row input{background:var(--panel2);border:1px solid var(--border);color:var(--text);border-radius:4px;width:100%;padding:4px 6px;font-size:12px}.component-row .del{color:var(--muted);cursor:pointer;background:0 0;border:none;font-size:14px}.component-row .del:hover{color:var(--bad)}.component-head{text-transform:uppercase;color:var(--muted);grid-template-columns:1fr 54px 60px 22px;gap:6px;margin-bottom:4px;font-size:10px;display:grid}.pack-row{flex-wrap:wrap;gap:5px;margin:6px 0 10px;display:flex}.pack-row .ctl-label{width:100%}.btn-pack{background:var(--panel2);border:1px solid var(--border);color:var(--text);cursor:pointer;border-radius:6px;padding:4px 9px;font-size:11px}.btn-pack:hover{border-color:var(--accent);color:var(--accent)}.btn-add{background:var(--panel2);border:1px dashed var(--border);width:100%;color:var(--muted);cursor:pointer;border-radius:6px;padding:6px;font-size:12px}.btn-add:hover{color:var(--accent);border-color:var(--accent)}#analysis{padding:12px 14px}.an-section-title{text-transform:uppercase;letter-spacing:.8px;color:var(--muted);margin:14px 0 8px;font-size:11px}.an-section-title:first-child{margin-top:0}.stat{border-bottom:1px solid #2a324480;justify-content:space-between;align-items:baseline;padding:5px 0;font-size:13px;display:flex}.stat .k{color:var(--muted)}.stat .v{font-variant-numeric:tabular-nums;font-weight:600}.stat .v.good{color:var(--good)}.stat .v.warn{color:var(--warn)}.stat .v.bad{color:var(--bad)}.verdict{text-align:center;border-radius:8px;margin-top:12px;padding:10px 12px;font-size:13px;font-weight:600}.verdict.good{color:var(--good);background:#3ecf8e1f;border:1px solid #3ecf8e59}.verdict.warn{color:var(--warn);background:#ffb3471f;border:1px solid #ffb34759}.verdict.bad{color:var(--bad);background:#ff5d5d1f;border:1px solid #ff5d5d59}.rec{background:var(--panel2);border-radius:8px;gap:8px;margin-bottom:6px;padding:8px 10px;font-size:12px;line-height:1.45;display:flex}.rec .icon{flex-shrink:0}.rec.warn{border-left:3px solid var(--warn)}.rec.bad{border-left:3px solid var(--bad)}.rec.good{border-left:3px solid var(--good)}.sm-bar-wrap{margin:8px 0 4px}.sm-bar{background:linear-gradient(to right, var(--bad) 0%, var(--bad) 22%, var(--warn) 30%, var(--good) 40%, var(--good) 62%, var(--warn) 72%, var(--bad) 82%, var(--bad) 100%);opacity:.85;border-radius:7px;height:14px;position:relative}.sm-marker{background:#fff;border-radius:2px;width:4px;height:22px;position:absolute;top:-4px;transform:translate(-50%);box-shadow:0 0 4px #000c}.sm-labels{color:var(--muted);justify-content:space-between;margin-top:3px;font-size:10px;display:flex}#hud{text-align:center;pointer-events:none;position:absolute;top:12px;left:50%;transform:translate(-50%)}#hud.hidden{display:none}.hud-row{justify-content:center;gap:18px;display:flex}.hud-item{color:var(--muted);background:#0f1218bf;border-radius:6px;padding:6px 12px;font-size:13px}.hud-item b{color:var(--text);font-variant-numeric:tabular-nums}#hud-msg{color:var(--warn);text-shadow:0 1px 4px #000c;margin-top:10px;font-size:20px;font-weight:700}.hud-help{color:#dde3eea6;background:#0f121899;border-radius:6px;margin-top:8px;padding:4px 10px;font-size:11px;display:inline-block}#force-legend{margin-top:4px;display:block}#force-legend i{font-style:normal}.hud-item.hud-stall{color:#fff;background:#ff5d5dd9;font-weight:700;animation:.5s steps(2,end) infinite stall-blink}@keyframes stall-blink{50%{opacity:.45}}#viewport-legend{color:var(--muted);background:#0f121899;border-radius:6px;gap:14px;padding:4px 10px;font-size:11px;display:flex;position:absolute;bottom:10px;left:12px}#view-buttons{background:#0f121899;border-radius:8px;gap:4px;padding:4px;display:flex;position:absolute;top:10px;right:12px}#view-buttons button{color:var(--muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;padding:4px 10px;font-size:12px}#view-buttons button:hover{color:var(--text)}#view-buttons button.active{background:var(--panel2);color:var(--text);border-color:var(--border)}#cad-toggle{background:#0f121899;border-radius:8px;padding:4px;display:flex;position:absolute;top:48px;right:12px}#cad-toggle button{color:var(--muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;padding:4px 10px;font-size:12px}#cad-toggle button:hover:not(:disabled){color:var(--text)}#cad-toggle button.active{background:var(--panel2);color:#4da3ff;border-color:var(--border)}#cad-toggle button:disabled{opacity:.3;cursor:default}#viewport-legend .dot{border-radius:50%;width:9px;height:9px;margin-right:4px;display:inline-block}.dot-cg{background:#ffd23e}.dot-np{background:#b26bff}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-track{background:0 0}#hud-aoa-lim{opacity:.55;font-size:.9em;font-style:normal}