:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0c1117;--bg-sunken:#090d12;--bg-panel:#10161d;--bg-panel-2:#151c25;--bg-elev:#19212b;--bg-hover:#a0b9d412;--bg-press:#a0b9d41f;--line:#1d2731;--line-strong:#2a3744;--line-soft:#a0b9d414;--ink:#e4ebf2;--ink-2:#b4c1ce;--ink-dim:#7c8d9d;--ink-faint:#56677a;--accent:#3f8cff;--accent-hover:#5a9cff;--accent-2:#a9ccff;--accent-soft:#3f8cff24;--accent-line:#3f8cff73;--on-accent:#fff;--blue:#4aa3ff;--ok:#45c98a;--warn:#ffc861;--warn-line:#ff8b1f;--warn-soft:#ff8b1f14;--danger:#ff6464;--danger-2:#ffa0a0;--danger-soft:#ff64641a;--fav:#ffd21e;--fav-soft:#ffe694;--fav-ink:#8a6400;--fav-ink-dim:#6d4f00;--font-ui:"Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--font-display:var(--font-ui);--font-brand:"Saira", var(--font-ui);--font-mono:"IBM Plex Mono", ui-monospace, "SF Mono", monospace;--r-xs:3px;--r-sm:5px;--r:7px;--r-lg:12px;--r-xl:16px;--shadow-sm:0 1px 2px #00000059;--shadow-pop:0 18px 48px #00000080, 0 2px 8px #0000004d, 0 0 0 1px #ffffff0a;--ring:0 0 0 2px var(--bg-panel), 0 0 0 4px var(--accent-line);--ease:cubic-bezier(.2, .7, .2, 1);--t-fast:.12s;--t:.2s;--topbar-h:52px;--statusbar-h:28px}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--ink);font-family:var(--font-ui);font-feature-settings:"cv11", "ss01", "ss03";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-size:13px;line-height:1.4;overflow:hidden}#root{flex-direction:column;height:100%;display:flex}button,input,select,textarea{font:inherit;color:inherit}button{-webkit-tap-highlight-color:transparent}::selection{color:#fff;background:#3f8cff59}:focus-visible{box-shadow:var(--ring);outline:none}*{scrollbar-width:thin;scrollbar-color:#2a3744 transparent}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#263240 padding-box padding-box;border:3px solid #0000;border-radius:10px}::-webkit-scrollbar-thumb:hover{background-color:#34465a}.h2m-mark{--h2m-a:var(--h2m-accent,currentColor)}.h2m-mark .h2m-w,.h2m-mark .h2m-d,.h2m-mark .h2m-j{fill:none;stroke:currentColor;stroke-miterlimit:10}.h2m-mark .h2m-w{stroke-width:5px}.h2m-mark .h2m-d{stroke-width:3px}.h2m-mark .h2m-j{stroke-width:1px}.h2m-mark .h2m-jf{fill:currentColor;stroke:none}.h2m-mark .h2m-wr{fill:none;stroke:currentColor;stroke-width:5px;stroke-linecap:round;stroke-linejoin:round}.h2m-mark .h2m-a{fill:none;stroke:var(--h2m-a);stroke-miterlimit:10;stroke-width:2px}.h2m-mark .h2m-ad{fill:none;stroke:var(--h2m-a);stroke-miterlimit:10;stroke-width:1px}.h2m-mark .h2m-a3{fill:none;stroke:var(--h2m-a);stroke-miterlimit:10;stroke-width:3px}#topbar{z-index:15;height:var(--topbar-h);background:var(--bg-panel);border-bottom:1px solid var(--line);flex:none;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:16px;padding:0 12px 0 14px;display:grid;position:relative}.tb-left,.tb-right{align-items:center;gap:10px;min-width:0;display:flex}.tb-right{justify-content:flex-end;gap:6px}.brand{flex:none;align-items:center;gap:9px;display:flex}.brand-mark{width:24px;height:24px;color:var(--ink);--h2m-accent:var(--accent);transition:color var(--t-fast);display:block}.brand h1{font-family:var(--font-brand);letter-spacing:.03em;margin:0;font-size:22px;font-weight:800;font-stretch:62.5%;line-height:1}.brand h1 em{color:var(--accent);font-style:normal}.brand-sub{color:var(--ink-faint);letter-spacing:.02em;font-size:11px;font-weight:500}.brand-home{cursor:pointer;border-radius:var(--r);color:var(--ink);text-align:left;transition:background var(--t-fast);background:0 0;border:none;margin-left:-4px;padding:6px 8px 6px 4px}.brand-home:hover{background:var(--bg-hover)}.brand-home:hover .brand-mark{color:var(--accent-2)}.tb-slash{color:var(--line-strong);-webkit-user-select:none;user-select:none;margin:0 -2px;font-size:20px;font-weight:300}.topbar-project{align-items:center;gap:8px;min-width:0;display:flex}.topbar-project-name{text-overflow:ellipsis;white-space:nowrap;border-radius:var(--r);max-width:280px;color:var(--ink);cursor:text;transition:background var(--t-fast), border-color var(--t-fast);background:0 0;border:1px solid #0000;padding:5px 9px;font-size:13.5px;font-weight:600;overflow:hidden}.topbar-project-name:hover{background:var(--bg-hover);border-color:var(--line-strong)}input.topbar-project-name{background:var(--bg);border-color:var(--accent);width:240px;box-shadow:0 0 0 3px var(--accent-soft);cursor:text;outline:none}.save-state{color:var(--ink-faint);white-space:nowrap;align-items:center;gap:6px;font-size:11.5px;display:inline-flex}.save-state:before{content:"";background:currentColor;border-radius:50%;width:6px;height:6px}.save-state.save-ok{color:var(--ink-dim)}.save-state.save-ok:before{background:var(--ok);box-shadow:0 0 0 3px #45c98a26}.save-state.saving:before{background:var(--warn);animation:1s ease-in-out infinite pulse}.save-state.save-error{color:var(--danger)}.save-state.save-error:before{display:none}.save-state.save-dirty{color:var(--warn)}.save-state.save-dirty:before{background:var(--warn);box-shadow:0 0 0 3px #ffc86126}.save-file{text-overflow:ellipsis;max-width:180px;font-family:var(--font-mono);font-size:11px;overflow:hidden}.tb-save{height:28px;font:inherit;color:var(--ink-2);border:1px solid var(--line-strong);border-radius:var(--r);cursor:pointer;white-space:nowrap;transition:background var(--t-fast), border-color var(--t-fast), color var(--t-fast);background:0 0;align-items:center;gap:6px;padding:0 10px 0 8px;font-size:12px;font-weight:600;display:inline-flex}.tb-save svg{width:15px;height:15px}.tb-save:hover:not(:disabled){color:var(--ink);background:var(--bg-hover)}.tb-save:disabled{opacity:.5;cursor:default}.tb-save.dirty{color:var(--on-accent);background:var(--accent);border-color:#0000}.tb-save.dirty:hover:not(:disabled){background:var(--accent-hover);color:var(--on-accent)}.beta-badge{height:18px;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:#1a1203;background:var(--warn);cursor:pointer;transition:filter var(--t-fast);border:none;border-radius:4px;flex:none;align-items:center;padding:0 6px;font-size:9.5px;font-weight:700;display:inline-flex}button.beta-badge:hover{filter:brightness(1.12)}.beta-badge.static{cursor:default}#topbar .beta-badge{margin-left:-2px}.start-header .beta-badge{height:20px;margin-left:4px;font-size:10px}@keyframes pulse{50%{opacity:.35}}.volume-readout{align-items:center;gap:4px;display:flex}.vr-block{white-space:nowrap;color:var(--ink-dim);transition:background var(--t-fast);border-radius:999px;flex-direction:row-reverse;align-items:baseline;gap:5px;padding:4px 9px;display:flex}.vr-block:hover{background:var(--bg-hover)}.vr-label{color:var(--ink-dim);font-size:11.5px}.vr-value{font-family:var(--font-mono);color:var(--ink-faint);font-size:12px}.vr-value b{color:var(--ink);font-size:13px;font-weight:600}.vr-accent .vr-value b{color:var(--accent-2)}.vr-value .vr-small{color:var(--ink);font-size:12px;font-weight:600}.vr-block.vr-error{background:var(--danger-soft);box-shadow:inset 0 0 0 1px #ff646466}.vr-error .vr-label{color:var(--danger-2)}.vr-error .vr-value b{color:var(--danger)}.tb-sep{background:var(--line-strong);flex:none;width:1px;height:22px;margin:0 6px}.tb-icon{border-radius:var(--r);width:32px;height:32px;color:var(--ink-dim);cursor:pointer;transition:background var(--t-fast), color var(--t-fast);background:0 0;border:none;place-items:center;padding:0;display:grid}.tb-icon svg{width:17px;height:17px}.tb-icon:hover:not(:disabled){background:var(--bg-hover);color:var(--ink)}.tb-icon:active:not(:disabled){background:var(--bg-press)}.tb-icon:disabled{opacity:.3;cursor:default}.tb-cmd{border:1px solid var(--line-strong);border-radius:var(--r);background:var(--bg);min-width:190px;height:32px;color:var(--ink-faint);cursor:pointer;transition:border-color var(--t-fast), color var(--t-fast);align-items:center;gap:8px;padding:0 6px 0 10px;font-size:12.5px;display:flex}.tb-cmd svg{flex:none;width:14px;height:14px}.tb-cmd span{text-align:left;flex:1}.tb-cmd:hover{color:var(--ink-dim);border-color:#3a4a5b}.tb-cmd kbd{font-size:10.5px}.topbar-help{width:32px;height:32px;color:var(--ink-dim);border:1px solid var(--line-strong);cursor:pointer;transition:all var(--t-fast);background:0 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#3c4d5f;border-radius:4px;flex:none;place-content:center;margin:0;display:inline-grid}input[type=checkbox]:after{content:"";clip-path:polygon(14% 44%,0 59%,40% 100%,100% 22%,86% 8%,39% 69%);background:var(--on-accent);width:9px;height:9px;transition:transform var(--t-fast) var(--ease);transform:scale(0)}input[type=checkbox]:hover:not(:disabled){border-color:var(--accent)}input[type=checkbox]:checked{background:var(--accent);border-color:var(--accent)}input[type=checkbox]:checked:after{transform:scale(1)}input[type=checkbox]:focus-visible{box-shadow:0 0 0 3px var(--accent-soft)}input[type=checkbox]:disabled{opacity:.4;cursor:default}.check-row{cursor:pointer;color:var(--ink-2);align-items:flex-start;gap:10px;margin-bottom:8px;padding:2px 0;font-size:12.5px;font-weight:500;line-height:1.4;display:flex}.check-row input[type=checkbox]{margin-top:1px}.check-row:hover{color:var(--ink)}.check-row b{color:var(--ink);font-weight:600}.check-row small{color:var(--ink-faint)}input[type=radio]{accent-color:var(--accent)}input[type=range]{appearance:none;cursor:pointer;background:0 0;width:110px;height:18px}input[type=range]::-webkit-slider-runnable-track{background:var(--line-strong);border-radius:4px;height:4px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--ink);border:3px solid var(--accent);width:14px;height:14px;transition:transform var(--t-fast);border-radius:50%;margin-top:-5px;box-shadow:0 1px 3px #00000080}input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.15)}input[type=range]::-moz-range-track{background:var(--line-strong);border-radius:4px;height:4px}input[type=range]::-moz-range-thumb{background:var(--ink);border:3px solid var(--accent);border-radius:50%;width:10px;height:10px}.seg-row{background:var(--bg-sunken);border:1px solid var(--line);border-radius:var(--r);gap:2px;margin-bottom:10px;padding:2px;display:flex}.seg-btn{min-width:0;color:var(--ink-dim);border-radius:var(--r-sm);cursor:pointer;white-space:nowrap;text-overflow:ellipsis;transition:background var(--t-fast), color var(--t-fast), box-shadow var(--t-fast);background:0 0;border:none;flex:1;padding:6px;font-size:12px;font-weight:550;overflow:hidden}.seg-btn:hover:not(.active):not(:disabled){color:var(--ink);background:var(--bg-hover)}.seg-btn.active{background:var(--accent);color:var(--on-accent);box-shadow:0 1px 2px #00000059}.seg-btn:disabled{opacity:.35;cursor:default}.seg-row-wrap{flex-wrap:wrap}.seg-row-wrap .seg-btn{flex:1 0 44%}.mono-readout{font-family:var(--font-mono);color:var(--accent-2);text-align:right;border:1px solid var(--line);border-radius:var(--r-sm);background:#3f8cff0d;padding:7px 10px;font-size:11.5px;line-height:1.6}.warn{color:var(--warn);border-radius:var(--r-sm);background:var(--warn-soft);border:1px solid #ff8b1f59;margin:10px 0 0;padding:9px 11px;font-size:12px;line-height:1.5}.warn-text{color:var(--warn)!important}.btn-row{gap:8px;padding:14px 16px 18px;display:flex}.btn-row-inline{flex-wrap:wrap;margin-top:8px;padding:0}.btn{letter-spacing:.005em;background:var(--accent);min-height:32px;color:var(--on-accent);border-radius:var(--r);cursor:pointer;box-shadow:var(--shadow-sm), inset 0 1px 0 #ffffff1f;transition:background var(--t-fast), border-color var(--t-fast), color var(--t-fast), transform var(--t-fast);border:1px solid #0000;flex:1;justify-content:center;align-items:center;gap:6px;padding:0 14px;font-size:12.5px;font-weight:600;display:inline-flex}.btn:hover{background:var(--accent-hover)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.4;cursor:default;transform:none}label.btn{text-align:center}.btn-outline{color:var(--ink);border-color:var(--line-strong);box-shadow:none;background:0 0}.btn-outline:hover{background:var(--bg-hover);color:var(--ink);border-color:#3a4a5b}.btn-danger{color:var(--danger);box-shadow:none;background:0 0;border-color:#ff646466}.btn-danger:hover{background:var(--danger-soft);border-color:var(--danger)}.btn-mini{border-radius:var(--r-sm);flex:none;min-height:26px;padding:0 10px;font-size:11.5px}.btn-mini:not(.btn-danger):not(.btn-outline){background:var(--bg-elev);color:var(--ink);border-color:var(--line-strong);box-shadow:none}.btn-mini:not(.btn-danger):not(.btn-outline):hover{border-color:var(--accent);background:var(--accent-soft)}.link-btn{font:inherit;color:var(--accent-2);cursor:pointer;text-underline-offset:2px;background:0 0;border:none;padding:0;font-weight:600;-webkit-text-decoration:underline #a9ccff59;text-decoration:underline #a9ccff59}.link-btn:hover{color:var(--accent);text-decoration-color:currentColor}#layout{height:calc(100% - var(--topbar-h) - var(--statusbar-h));grid-template-columns:320px 1fr 360px;min-height:0;display:grid}#toolrail{background:var(--bg-panel);border-right:1px solid var(--line);scrollbar-width:none;flex-direction:column;align-items:center;gap:2px;padding:8px 0;display:flex;overflow:visible auto}#toolrail::-webkit-scrollbar{display:none}.rail-group-label{letter-spacing:.1em;text-transform:uppercase;width:100%;color:var(--ink-faint);text-align:center;margin:6px 0 2px;font-size:8.5px;font-weight:650}.rail-btn{border-radius:var(--r);width:38px;height:38px;color:var(--ink-dim);cursor:pointer;transition:background var(--t-fast), color var(--t-fast);background:0 0;border:none;flex:none;place-items:center;display:grid;position:relative}.rail-btn svg{width:20px;height:20px}.rail-btn kbd{min-width:0;color:var(--ink-faint);background:0 0;border:none;padding:0;font-size:8px;line-height:1;position:absolute;bottom:1px;right:2px}.rail-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--ink)}.rail-btn.active{background:var(--accent-soft);color:var(--accent-2);box-shadow:inset 0 0 0 1px var(--accent-line)}.rail-btn.active:before{content:"";background:var(--accent);border-radius:0 3px 3px 0;width:3px;position:absolute;top:9px;bottom:9px;left:-7px}.rail-btn.active kbd{color:var(--accent-2);opacity:.7}.rail-btn:disabled{opacity:.28;cursor:default}.rail-sep{background:var(--line-strong);flex:none;width:22px;height:1px;margin:6px 0}.rail-tip{z-index:60;background:var(--bg-elev);border:1px solid var(--line-strong);border-radius:var(--r);max-width:260px;box-shadow:var(--shadow-pop);pointer-events:none;animation:tip-in .12s var(--ease);padding:8px 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var(--ease);background:#3f8cff24;position:absolute;inset:0}.drop-hint.drop-left{right:50%}.drop-hint.drop-right{left:50%}.drop-hint.drop-top{bottom:55%}.drop-hint.drop-bottom{top:55%}.splitter{background:var(--line);z-index:5;touch-action:none;transition:background var(--t-fast);flex:none;position:relative}.splitter:after{content:"";position:absolute;inset:0 -3px}.splitter:hover,.splitter:active{background:var(--accent)}.splitter-h{cursor:row-resize;height:6px}.splitter-v{cursor:col-resize;width:6px}#analysis{border-left:1px solid var(--line);background:var(--bg-panel);flex-direction:column;min-width:0;display:flex;overflow-y:auto}#sidebar{background:var(--bg-panel);flex-direction:column;display:flex}.panel-tabbar{z-index:4;background:var(--bg-panel);border-bottom:1px solid var(--line);flex-wrap:nowrap;align-items:stretch;gap:2px;height:40px;margin:0;padding:0 10px;display:flex;position:sticky;top:0}.panel-tabbar 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9px;display:flex}.loc-result:hover,.loc-result:focus-visible{background:var(--accent-soft);box-shadow:none}.loc-result-main{align-items:baseline;gap:8px;display:flex}.loc-result-main b{font-size:12.5px;font-weight:600}.loc-result-main small{color:var(--accent-2);font-size:10.5px}.loc-result-detail{color:var(--ink-dim);font-size:11.5px}.loc-noresult{color:var(--ink-dim);padding:8px 9px;font-size:12px}.loc-panel .minimap-wrap{margin:0}.minimap-empty{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid var(--line-strong);color:var(--ink-2);white-space:nowrap;pointer-events:none;background:#10161de0;border-radius:999px;padding:4px 11px;font-size:11px;position:absolute;bottom:10px;left:50%;transform:translate(-50%)}.loc-coords{grid-template-columns:1fr 1fr;gap:8px;display:grid}.loc-coords label{color:var(--ink-dim);flex-direction:column;gap:4px;font-size:11px;font-weight:550;display:flex}.loc-coords input{width:100%}.loc-row{border-top:1px solid var(--line);grid-template-columns:40px 1fr;grid-template-areas:"ico head""ico note";align-items:center;gap:1px 11px;padding-top:10px;display:grid}.loc-row>:first-child{grid-area:ico}.loc-row-head{grid-area:head;justify-content:space-between;align-items:center;gap:8px;min-width:0;display:flex}.loc-row-head label{color:var(--ink-2);font-size:12.5px;font-weight:550}.loc-row-note{color:var(--ink-faint);grid-area:note;font-size:11px;line-height:1.4}.loc-row-note .link-btn{font-size:11px}.loc-row input[type=number]{width:84px;height:28px}.loc-elev{min-width:84px;height:28px;font-family:var(--font-mono);text-align:right;color:var(--ink);border:1px dashed var(--line-strong);border-radius:var(--r-sm);cursor:pointer;transition:border-color var(--t-fast);background:0 0;padding:0 9px;font-size:12.5px}.loc-elev:hover{border-color:var(--accent);border-style:solid}.loc-compass{background:var(--bg);cursor:pointer;width:40px;height:40px;transition:transform 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