:root{--bg:#0a1018;--bg-soft:#121d2a;--card:#132133;--text:#ebf2ff;--muted:#95a8c7;--line:#ffffff1f;--accent:#37c4ad;--accent-2:#f6a24b;--warn:#ffb03a;--danger:#ff6f6f}*{box-sizing:border-box}html,body{color:var(--text);background:radial-gradient(circle at 15% 15%,#1e3450 0%,#0000 35%),radial-gradient(circle at 85% 5%,#214f45 0%,#0000 25%),linear-gradient(150deg,#080d14 0%,#101a28 40%,#121826 100%);min-height:100%;margin:0;padding:0;font-family:Avenir Next,Trebuchet MS,Gill Sans,sans-serif}a{color:inherit;text-decoration:none}.landing-shell,.session-shell{width:min(1100px,100% - 2rem);margin:0 auto;padding:1.2rem 0 5.5rem}.topbar,.session-topbar{justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1rem;display:flex}.brand{letter-spacing:.01em;align-items:center;gap:.65rem;font-weight:700;display:flex}.brand-mark{background:linear-gradient(135deg,var(--accent)0%,#2d89ff 100%);color:#041021;border-radius:.55rem;place-items:center;width:2rem;height:2rem;font-weight:800;display:grid}.pill{border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:.35rem .7rem;font-size:.82rem}.card{border:1px solid var(--line);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:linear-gradient(145deg,#132133eb,#0c1622f5);border-radius:1rem;padding:1rem}.hero{margin-bottom:1rem}.hero h1{margin:.2rem 0 .6rem;font-size:clamp(1.6rem,4.8vw,2.9rem);line-height:1.1}.hero p{color:var(--muted);max-width:70ch}.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin:0;font-size:.78rem}.hero-actions{flex-wrap:wrap;gap:.65rem;margin-top:1rem;display:flex}.mode-tabs{flex-wrap:wrap;gap:.65rem;margin-top:.5rem;margin-bottom:.75rem;display:flex}.btn{cursor:pointer;border:1px solid #0000;border-radius:.75rem;justify-content:center;align-items:center;padding:.72rem 1rem;font-size:.95rem;font-weight:700;transition:transform .2s,opacity .2s,border-color .2s;display:inline-flex}.btn:hover{transform:translateY(-1px)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:linear-gradient(140deg,var(--accent)0%,#2d89ff 100%);color:#031123}.btn-secondary{border-color:var(--line);color:var(--text);background:#0a121b8c}.grid-2{grid-template-columns:1fr;gap:1rem;margin:1rem 0;display:grid}.grid-3{grid-template-columns:1fr;gap:1rem;display:grid}.feature h2,.docs h2,.warnings h2{margin:0 0 .5rem;font-size:1.06rem}.feature p,.docs li,.metric p{color:var(--muted)}.docs ul,.warnings ul{margin:.2rem 0 0;padding-left:1.1rem}.field-grid{grid-template-columns:1fr;gap:.7rem;display:grid}.ofp-header-grid{gap:.85rem .9rem}.field{gap:.35rem;display:grid}.field span{color:var(--muted);font-size:.82rem}.field-input-wrap{border:1px solid var(--line);border-radius:.7rem;grid-template-columns:minmax(0,1fr) auto;display:grid;overflow:hidden}.field input{width:100%;color:var(--text);font:inherit;background:#050b1373;border:0;outline:none;padding:.72rem .7rem}.field select{width:100%;color:var(--text);font:inherit;appearance:none;background:#050b1373;border:0;outline:none;padding:.72rem .7rem}.field small{color:var(--muted);border-left:1px solid var(--line);background:#ffffff08;padding:.72rem .65rem;font-size:.77rem}.fuel-field{align-content:start}.fuel-field .field-input-wrap{margin-bottom:.15rem}.fuel-full-toggle{color:var(--muted);align-items:center;gap:.42rem;margin-top:.2rem;font-size:.82rem;line-height:1.15;display:inline-flex}.fuel-full-toggle input[type=checkbox]{width:17px;height:17px}.fuel-hint{color:#9bb6d8;background:linear-gradient(#16283f6b,#0c18266b);border:1px solid #ffffff14;border-radius:.42rem;margin-top:.28rem;padding:.35rem .48rem;font-size:.76rem;display:inline-block}.metrics .metric h3{color:var(--accent-2);margin:0 0 .45rem}.metric p{margin:.23rem 0;font-size:.92rem}.warnings{margin-top:1rem}.warnings li{color:var(--warn)}.ok{color:#5be4a6;margin:.2rem 0 0}.warn{color:var(--warn)}.muted{color:var(--muted)}.notice-critical{color:#ff8f8f;margin:.35rem 0 .05rem;font-size:.88rem;font-weight:700;line-height:1.35}.notice-critical-inline{color:#ff8f8f;font-weight:700}.drag-readout{color:#f6c18a;margin:.22rem 0 .15rem;font-size:.8rem;font-weight:600}.nasr-form{gap:.8rem;display:grid}.nasr-dropzone{border:1px dashed var(--line);cursor:pointer;background:#070e168c;border-radius:.85rem;gap:.4rem;padding:1rem;display:grid}.nasr-dropzone input[type=file]{display:none}.nasr-dropzone strong{font-size:.95rem}.nasr-dropzone span{color:var(--muted);font-size:.86rem}.nasr-dropzone.is-over{border-color:var(--accent);background:#37c4ad14}.log-tail{border:1px solid var(--line);color:#d8e6ff;background:#040910b3;border-radius:.75rem;max-height:280px;margin:0;padding:.8rem;font-size:.76rem;line-height:1.45;overflow:auto}.calc-trace{border:1px solid var(--line);background:#080e1673;border-radius:.75rem;margin-top:.7rem;padding:.55rem .7rem}.calc-trace summary{cursor:pointer;font-weight:700}.calc-trace p{color:var(--muted);margin:.55rem 0;font-size:.88rem}.trace-poh-wrap{border:1px solid var(--line);background:#040a1080;border-radius:.65rem;margin-top:.6rem;overflow:hidden}.trace-poh-image{width:100%;height:auto;display:block}.trace-poh-caption{color:#9db6dc;margin:.45rem 0 .35rem;font-size:.78rem}.trace-table{border-collapse:collapse;width:100%;margin-top:.25rem;font-size:.82rem}.trace-table th,.trace-table td{border:1px solid var(--line);text-align:right;padding:.3rem .35rem}.trace-table th:first-child,.trace-table td:first-child{text-align:left}.ofp-profile{border:1px solid var(--line);touch-action:none;-webkit-user-select:none;user-select:none;border-radius:.7rem;width:100%;height:auto;margin-top:.6rem}.ofp-leg-table-wrap{margin-top:.7rem;overflow:auto}.ofp-leg-table{border-collapse:collapse;width:100%;min-width:960px;font-size:.82rem}.ofp-leg-table th,.ofp-leg-table td{border:1px solid var(--line);text-align:left;padding:.28rem .32rem}.ofp-leg-table td input{border:1px solid var(--line);width:100%;color:var(--text);font:inherit;background:#050b138c;border-radius:.4rem;padding:.35rem .45rem}.ofp-leg-table th:first-child,.ofp-leg-table td:first-child{text-align:center;width:38px}.ofp-leg-table th:nth-child(3),.ofp-leg-table td:nth-child(3),.ofp-leg-table th:nth-child(4),.ofp-leg-table td:nth-child(4),.ofp-leg-table th:nth-child(5),.ofp-leg-table td:nth-child(5){width:96px}.ofp-leg-table th:nth-child(6),.ofp-leg-table td:nth-child(6),.ofp-leg-table th:nth-child(7),.ofp-leg-table td:nth-child(7){width:118px}.touchgo-cell{align-items:center;gap:.4rem;display:flex}.touchgo-cell input[type=checkbox]{width:16px;height:16px;margin:0}.touchgo-cell input[type=number]{width:64px}.saved-session-list{gap:.55rem;margin-top:.7rem;display:grid}.saved-session-row{border:1px solid var(--line);background:#070e1673;border-radius:.7rem;justify-content:space-between;align-items:center;gap:.7rem;padding:.6rem .7rem;display:flex}.saved-session-title{color:var(--text);margin:0;font-size:.92rem}.saved-session-meta{color:var(--muted);margin:.2rem 0 0;font-size:.78rem}@media (max-width:679px){.saved-session-row{flex-direction:column;align-items:stretch}}.sticky-actions{background:linear-gradient(#0000 0%,#04080df2 28%);grid-template-columns:1fr 1fr;gap:.7rem;padding:.8rem 1rem 1rem;display:grid;position:fixed;bottom:0;left:0;right:0}@media (min-width:680px){.field-grid{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:1fr 1fr 1fr}}@media (min-width:980px){.grid-2{grid-template-columns:1fr 1fr}.sticky-actions{border:1px solid var(--line);border-bottom:0;border-radius:.9rem .9rem 0 0;width:min(1100px,100% - 2rem);left:50%;transform:translate(-50%)}}