:root{--bg:#0F172A;--panel:#111827;--text:#e5e7eb;--muted:#94a3b8;--border:#1f2937;--accent:#22C55E;--warn:#f59e0b;--danger:#ef4444;--cyan:#22d3ee}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial}
.app-header,.app-footer{max-width:1320px;margin:0 auto;padding:12px 16px;display:flex;justify-content:space-between;align-items:center}
.badge{margin-left:8px;padding:2px 6px;border:1px solid var(--border);border-radius:8px;color:var(--muted);font-size:12px}
.toggles .btn.small{margin-left:6px}
.btn.active{outline:2px solid rgba(34,197,94,.6)}
/* Desktop layout */
.layout{max-width:1320px;margin:0 auto;padding:0 16px 32px;display:grid;grid-template-columns:620px 1fr;gap:24px}
.panel{position:relative;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:16px;min-width:0}
.panel.left{z-index:2}
.panel.right{z-index:1}
.panel.stretch{display:flex;flex-direction:column;min-height:620px}
.btn{background:var(--accent);color:#03160a;border:none;padding:10px 14px;border-radius:12px;font-weight:700;cursor:pointer}
.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}
.small{padding:6px 10px}
/* Form */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid label{display:flex;flex-direction:column;font-size:13px;color:var(--muted)}
.grid input,.grid select{padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:#0b1220;color:var(--text)}
label.inline-check{grid-column:span 2;display:flex;align-items:center;gap:10px;color:var(--text);margin-top:2px}
label.inline-check input{margin:0;transform:translateY(1px)}
/* Table */
#itemsTable{width:100%;border-collapse:collapse;margin-top:12px;font-size:13px}
#itemsTable th,#itemsTable td{padding:8px 10px;border-bottom:1px solid var(--border);vertical-align:middle;white-space:nowrap}
#itemsTable .type-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle}
#itemsTable button.icon{background:transparent;border:1px solid var(--border);color:var(--text);padding:4px 8px;border-radius:8px;cursor:pointer}
#itemsTable button.icon:hover{background:#0b1220}
.buttons-row{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
/* Stats + gauge */
.statsbar{display:grid;grid-template-columns:1fr 160px;gap:12px;align-items:center;margin-bottom:8px}
.cluster{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.stat{background:#0b1220;border:1px solid var(--border);border-radius:10px;padding:10px 12px}
.legend{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 10px}
.chip{border:1px solid var(--border);border-radius:999px;padding:4px 10px;font-size:12px;color:#e5e7eb}
.chip-ok{background:rgba(34,197,94,.12);border-color:#134e26}
.chip-stack{background:rgba(34,197,94,.08);border-color:#166534}
.chip-hatch{background:rgba(147,197,253,.12);border-color:#1e40af}
.chip-opt{background:rgba(34,211,238,.1);border-color:#0891b2;color:#a5f3fc}
.chip-manual{background:rgba(34,197,94,.1);border-color:#16a34a;color:#bbf7d0}
.hidden{display:none}
#sceneWrap{flex:1;border:1px solid var(--border);border-radius:12px;overflow:hidden;position:relative;background:#0b1220;min-height:560px}
#canvas2d{position:absolute;left:0;top:0;width:100%;height:100%;display:block;cursor:default}
#canvas2d.drag{cursor:grabbing}
.status{position:absolute;top:10px;left:10px;background:rgba(239,68,68,.12);border:1px solid #7f1d1d;color:#fecaca;padding:8px 10px;border-radius:8px;font-size:12px;z-index:2}
/* Gauge */
.gauge{justify-self:end;width:160px;height:160px;position:relative}
.gauge svg{width:160px;height:160px}
.gauge .bg{fill:none;stroke:#1f2937;stroke-width:12}
.gauge .fg{fill:none;stroke:#22C55E;stroke-width:12;transform:rotate(-90deg);transform-origin:50% 50%;stroke-linecap:round}
.gauge .gauge-num{fill:#e5e7eb;font-size:22px;font-weight:800}
.gauge .gauge-sub{fill:#94a3b8;font-size:11px}
.gauge .gauge-title{position:absolute;left:0;right:0;bottom:-6px;text-align:center;font-size:12px;color:#94a3b8}