:root{color-scheme:dark;--fc-bg: #000000;--fc-surface: #050505;--fc-surface-high: #0d0d0d;--fc-panel: #030303;--fc-outline: #242424;--fc-primary: #ffffff;--fc-secondary: #a8a8a8;--fc-success: #7ae3a1;--fc-warning: #f2c96d;--fc-danger: #ff7f76;--fc-text: #f5f5f2;--fc-muted: #929292;--md-sys-color-primary: var(--fc-primary);--md-sys-color-on-primary: #000000;--md-sys-color-surface: var(--fc-surface);--md-sys-color-on-surface: var(--fc-text);--md-sys-color-outline: var(--fc-outline);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--fc-bg);color:var(--fc-text)}*{box-sizing:border-box}html,body,#root{height:100%;overflow:hidden}body{margin:0;min-width:320px;background:var(--fc-bg)}button,input,select{font:inherit}button{border:1px solid var(--fc-outline);background:var(--fc-surface-high);color:var(--fc-text);border-radius:8px;padding:.55rem .75rem;cursor:pointer}button:hover{border-color:var(--fc-primary);background:#141414}button:disabled{cursor:progress;opacity:.65}.app-shell{height:100%;min-height:0;display:flex;flex-direction:column}.top-bar{flex:0 0 64px;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:0 1rem;border-bottom:1px solid var(--fc-outline);background:#000}.brand-button{display:flex;align-items:center;border:0;background:transparent;padding:0}.brand-logo{display:block;width:174px;max-width:min(44vw,174px);height:auto}.top-nav{display:flex;gap:.5rem}.page{flex:1;min-height:0;overflow:auto;padding:1rem}.field-select{max-width:920px;margin:0 auto}.module-list{display:grid;gap:.75rem;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.field-card,.panel,.doc-section{border:1px solid var(--fc-outline);border-radius:8px;background:var(--fc-surface);padding:1rem}.field-card{display:grid;gap:.5rem;text-align:left}.field-card.selected{border-color:var(--fc-primary)}.simulation-layout{flex:1;height:calc(100dvh - 64px);min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 380px;grid-template-rows:minmax(0,1fr) auto;overflow:hidden}.viewport-wrap{position:relative;min-height:0;background:#000}.sim-canvas{width:100%;height:100%;display:block;outline:0}.viewport-error{position:absolute;inset:1rem;display:grid;place-items:center;color:var(--fc-danger)}.viewport-loading{position:absolute;inset:0;display:grid;place-items:center;align-content:center;gap:.75rem;padding:1rem;background:#000;color:var(--fc-text);text-align:center;pointer-events:none}.viewport-loading strong{font-size:1rem}.viewport-loading span{color:var(--fc-muted);font-size:.85rem}.loading-spinner{width:32px;height:32px;border:2px solid #2a2a2a;border-top-color:var(--fc-primary);border-radius:50%;animation:fieldcore-spin .85s linear infinite}@keyframes fieldcore-spin{to{transform:rotate(360deg)}}.side-panel{overflow:auto;min-height:0;border-left:1px solid var(--fc-outline);background:var(--fc-panel);padding:.75rem}.panel{margin-bottom:.75rem}.panel summary{cursor:pointer;font-weight:700;list-style:none}.panel summary::-webkit-details-marker{display:none}.panel summary:after{content:"+";float:right;color:var(--fc-muted)}.panel[open] summary:after{content:"-"}.panel h3,.panel h4{margin:0;font-size:.95rem}.panel-body{margin-top:.75rem}.panel-body h4{margin:.9rem 0 .5rem;font-size:.95rem}.form-grid{display:grid;gap:.65rem}.field-row{display:grid;gap:.25rem}.field-row label{color:var(--fc-muted);font-size:.78rem}.field-row input,.field-row select{width:100%;border:1px solid var(--fc-outline);border-radius:8px;background:#070707;color:var(--fc-text);padding:.5rem .6rem}.form-message{margin:0;color:var(--fc-muted);font-size:.78rem;overflow-wrap:anywhere}.quick-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem}.status-bar{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;min-height:44px;padding:.5rem .75rem;border-top:1px solid var(--fc-outline);background:#000;color:var(--fc-muted);font-size:.82rem}.status-pill{border:1px solid var(--fc-outline);border-radius:999px;padding:.25rem .5rem;background:var(--fc-surface)}.status-pill.ok{color:var(--fc-success)}.status-pill.warn{color:var(--fc-warning)}.docs-page{max-width:980px;margin:0 auto;display:grid;gap:1rem}pre{overflow:auto;padding:1rem;border-radius:8px;background:#050505;border:1px solid var(--fc-outline)}@media(max-width:980px){.simulation-layout{grid-template-columns:1fr;grid-template-rows:minmax(320px,46%) minmax(0,1fr) auto}.side-panel{border-left:0;border-top:1px solid var(--fc-outline)}.status-bar{grid-row:3}}