@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');
:root{font-family:'IBM Plex Sans',system-ui,sans-serif;color-scheme:light;--bg:#f4f3ef;--fg:#1c1d1a;--card:#fffcf7;--muted:#eeece6;--mutedfg:#51534d;--line:#c6c8bf;--primary:#1f6b4a;--primaryfg:#fff;--preview:#2c2a24;--previewfg:#f3f0e8;--warn:#805500;--warnbg:#fbf2d7;--error:#a33b32;--focus:#1f6b4a}
body.dark{color-scheme:dark;--bg:#121311;--fg:#ecebe6;--card:#1a1b18;--muted:#22231f;--mutedfg:#b1b3a9;--line:#55594e;--primary:#4a9d73;--primaryfg:#0c1410;--preview:#0e0f0d;--previewfg:#e8e4db;--warn:#e9bd69;--warnbg:#302a1b;--error:#e08b83;--focus:#87dca9}
*{box-sizing:border-box}html,body,#app{margin:0;min-height:100%;width:100%}body{background:var(--bg);color:var(--fg)}button,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.57}a{color:inherit}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}button,select{min-height:44px}button{border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--fg);padding:9px 13px}button:hover:not(:disabled){border-color:var(--primary)}button.primary{background:var(--primary);border-color:var(--primary);color:var(--primaryfg);font-weight:600}button.ghost{background:transparent;border-color:transparent}button.selected{border-color:var(--primary);box-shadow:inset 0 0 0 1px var(--primary)}.reviewbar{background:var(--preview);color:var(--previewfg);padding:8px 14px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;position:relative;z-index:5}.reviewbar strong{font-size:.82rem;letter-spacing:.04em;margin-right:10px}.reviewbar .spacer{flex:1}.reviewbar button,.reviewbar select{min-height:36px;padding:5px 9px;border-color:#77786e;background:transparent;color:inherit;font-size:.8rem}.reviewbar button.selected{background:#65675b;box-shadow:none;border-color:#b7b9ad}.reviewbar select{max-width:130px}.reviewbar option{color:#1c1d1a}.reviewbar .group{display:flex;gap:5px;align-items:center}.layout{display:grid;grid-template-columns:242px minmax(0,1fr);min-height:calc(100vh - 54px)}.sidebar{background:var(--card);border-right:1px solid var(--line);padding:21px 14px 30px;display:flex;flex-direction:column;gap:22px}.brand{display:flex;align-items:center;gap:10px;padding:3px 7px}.brand img{width:45px;height:45px;object-fit:contain}.brand span{font-size:.84rem;font-weight:700;line-height:1.2}.brand small{display:block;color:var(--mutedfg);font-weight:400}.navtitle{padding:0 9px;color:var(--mutedfg);font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}.navlist{display:grid;gap:3px}.navlist button{text-align:left;width:100%;border:0;background:transparent;font-size:.88rem;min-height:42px}.navlist button.current{background:var(--muted);color:var(--fg);font-weight:600;box-shadow:inset 3px 0 var(--primary)}.sidebarfoot{margin-top:auto;padding:10px 8px;border-top:1px solid var(--line);color:var(--mutedfg);font-size:.75rem;line-height:1.45}.content{max-width:1200px;width:100%;margin:0 auto;padding:26px clamp(18px,3vw,44px) 90px}.crumb{font-size:.76rem;color:var(--mutedfg);font-family:'IBM Plex Mono',monospace;overflow-wrap:anywhere}.titlebar{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin:12px 0 22px}.titlebar h1{font-size:clamp(1.55rem,2.4vw,2.2rem);line-height:1.2;margin:0 0 6px}.titlebar p{margin:0;color:var(--mutedfg);max-width:66ch}.tag{display:inline-block;border:1px solid var(--line);border-radius:4px;padding:5px 8px;font-family:'IBM Plex Mono',monospace;font-size:.67rem;white-space:nowrap}.notice{background:var(--warnbg);border:1px solid var(--warn);border-radius:7px;padding:12px 15px;margin-bottom:16px;font-size:.85rem;line-height:1.45}.notice strong{display:block;margin-bottom:2px}.toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:0 0 19px}.switch{display:flex;gap:4px}.switch button{font-size:.8rem}.toolbar label{font-size:.78rem;color:var(--mutedfg);display:flex;align-items:center;gap:7px}.toolbar select{background:var(--card);border:1px solid var(--line);border-radius:6px;color:var(--fg);padding:0 10px}.compare{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:15px;margin-bottom:16px}.surface{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:18px;min-width:0}.surface h2{font-size:1.03rem;margin:0 0 10px}.surface p{font-size:.88rem;line-height:1.55;margin:0 0 13px}.surface ul{margin:0;padding-left:19px;font-size:.85rem;line-height:1.6}.eyebrow{color:var(--mutedfg);font-family:'IBM Plex Mono',monospace;text-transform:uppercase;font-size:.65rem;letter-spacing:.09em;margin-bottom:10px}.proposal{border-color:var(--primary)}.proposal .eyebrow{color:var(--primary);font-weight:600}.routepanel{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(230px,.7fr);gap:15px}.simrecord{border:1px solid var(--line);background:var(--muted);border-radius:6px;padding:15px;margin:10px 0}.simrecord strong{display:block;margin-bottom:5px}.simrecord small{display:block;color:var(--mutedfg);font-family:'IBM Plex Mono',monospace;margin-bottom:10px}.actions{display:flex;gap:8px;flex-wrap:wrap}.statusline{min-height:45px;margin-top:12px;padding:10px 12px;background:var(--muted);border-radius:6px;font-size:.83rem}.statebox{padding:20px;border:1px dashed var(--line);border-radius:7px;background:var(--muted);min-height:100px}.statebox strong{display:block;margin-bottom:6px}.meta{font-size:.76rem;color:var(--mutedfg);font-family:'IBM Plex Mono',monospace}.flow{margin-top:15px;padding-top:13px;border-top:1px solid var(--line)}.flow h3{font-size:.88rem;margin:0 0 9px}.flow p{font-size:.82rem}.result{border:1px solid var(--primary);padding:11px 13px;border-radius:5px;margin-top:10px;font-size:.83rem}.result.blocked{border-color:var(--warn)}.mobilebar{display:none}.overlay{position:fixed;inset:0;background:#0008;z-index:20;display:flex;align-items:center;justify-content:center;padding:18px}.dialog{width:min(530px,100%);max-height:80vh;overflow:auto;background:var(--card);border:1px solid var(--line);border-radius:9px;padding:20px}.dialog h2{font-size:1.2rem;margin:0 0 12px}.dialog .actions{margin-top:18px;justify-content:flex-end}.dialog p{line-height:1.5}.dialog .meta{line-height:1.5}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:850px){.layout{grid-template-columns:190px minmax(0,1fr)}.compare{grid-template-columns:1fr}.routepanel{grid-template-columns:1fr}.sidebar{padding-inline:8px}.content{padding-inline:18px}}
@media(max-width:650px){.reviewbar{gap:5px;padding:7px 9px}.reviewbar strong{width:100%;margin:0}.reviewbar .spacer{display:none}.reviewbar .group{flex-wrap:wrap}.reviewbar button,.reviewbar select{font-size:.75rem}.layout{display:block;min-height:calc(100vh - 90px)}.sidebar{display:none}.content{padding:20px 13px calc(105px + env(safe-area-inset-bottom))}.titlebar{display:block}.titlebar .tag{margin-top:13px}.surface{padding:15px}.mobilebar{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));position:fixed;bottom:0;left:0;right:0;background:var(--card);border-top:1px solid var(--line);z-index:10;padding:4px 3px calc(5px + env(safe-area-inset-bottom));gap:2px}.mobilebar button{min-width:0;min-height:49px;padding:4px 1px;border:0;background:transparent;font-size:.64rem;line-height:1.1;overflow-wrap:anywhere}.mobilebar button.current{color:var(--primary);font-weight:700;border-top:2px solid var(--primary);border-radius:0}.moremenu{position:fixed;bottom:calc(59px + env(safe-area-inset-bottom));left:8px;right:8px;z-index:11;max-height:55vh;overflow:auto;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:9px;box-shadow:0 10px 30px #0004}.moremenu button{display:block;width:100%;text-align:left;border:0;background:transparent;min-height:46px}.moremenu .eyebrow{padding:7px}.toolbar{align-items:stretch}.toolbar label{width:100%;justify-content:space-between}.toolbar select{flex:1}.switch{width:100%}.switch button{flex:1}.actions button{flex:1;min-width:125px}}