:root{--bg:#f3f5f8;--surface:#fff;--ink:#122236;--muted:#6a7789;--border:#dee4eb;--accent:#166eab;--accent2:#e8f2fb;--radius:11px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.55 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}a{color:var(--accent);text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.3}h1{font-size:22px;margin-bottom:7px}h2{font-size:24px;margin-bottom:0}h3{font-size:15px;margin-bottom:6px}.eyebrow{font-size:11px;letter-spacing:.12em;font-weight:750;color:#5685a9;text-transform:uppercase}.muted{color:#8292a4;font-weight:400}.topbar{height:62px;background:var(--ink);color:white;display:flex;align-items:center;justify-content:space-between;padding:0 32px}.brand{color:white;font-size:18px;font-weight:800;letter-spacing:.02em}.brand span{color:#83b5d8;font-weight:500}.top-tag{font-size:12px;color:#93a8bb}.workspace{display:grid;grid-template-columns:320px minmax(0,1fr);min-height:calc(100vh - 62px)}.control-panel{background:white;border-right:1px solid var(--border);padding:27px 22px;position:sticky;top:0;align-self:start;max-height:calc(100vh - 0px);overflow-y:auto}.section-head p{color:var(--muted);margin:0 0 22px;font-size:12px}.control-panel h3{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#384f64;border-top:1px solid var(--border);padding-top:18px;margin:22px 0 11px}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.field-grid label{display:block;font-weight:650;font-size:12px;min-width:0}.field-grid label span{float:right;color:#8b98a6;font-weight:400}.field-grid .full{grid-column:1/-1}input[type=number],select{display:block;width:100%;min-width:0;border:1px solid #cad5df;border-radius:6px;background:#fff;padding:10px 9px;margin-top:5px;color:var(--ink);height:41px}input:focus,select:focus{outline:2px solid #aad3f1;outline-offset:1px}.advanced{border-top:1px solid var(--border);margin-top:22px;padding-top:15px}.advanced summary{font-weight:700;cursor:pointer;list-style:none}.advanced summary span{float:right}.space-top{margin-top:15px}.toggle-row{display:flex;align-items:center;gap:7px;margin-top:12px;font-size:12px}.toggle-row input{accent-color:var(--accent)}.primary{margin-top:24px;width:100%;border:none;border-radius:6px;background:var(--accent);color:white;font-weight:750;height:45px;padding:0 14px;display:flex;justify-content:space-between;align-items:center}.primary:hover{background:#095d95}.primary:disabled{opacity:.5;cursor:wait}.status{min-height:34px;font-size:12px;color:#718093;margin-top:13px}.status.error{color:#a32929}.status.ok{color:#237050}.side-info{font-size:11px;color:#8793a3;border-top:1px solid var(--border);margin-top:16px;padding-top:12px}.results-panel{min-width:0;padding:28px 30px 28px;max-width:1680px;width:100%;margin:0 auto}.result-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.run-label{font-size:12px;background:#e8edf3;color:#617081;padding:6px 10px;border-radius:5px}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}.metric{background:white;border:1px solid var(--border);padding:18px 15px;border-radius:var(--radius);display:flex;flex-direction:column;gap:4px}.metric span{font-size:12px;color:#5e7083}.metric strong{font-size:24px;letter-spacing:-.03em;font-weight:760;font-variant-numeric:tabular-nums}.metric small{font-size:11px;color:#7b8997}.plot-card,.data-card,.limitations{background:white;border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px;min-width:0}.card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;flex-wrap:wrap}.card-heading p{font-size:12px;color:var(--muted);margin-bottom:8px}.exports{display:flex;gap:7px;flex-wrap:wrap}.download{background:#f4f8fb;border:1px solid #dbe6ee;font-size:11px;border-radius:5px;padding:7px 10px;white-space:nowrap}.download.disabled{pointer-events:none;opacity:.4}.plot-help{font-size:12px;color:#738398}#spectrum-plot{height:420px;width:100%;position:relative}.plot-empty{position:absolute;inset:0;display:grid;place-items:center;background:#fbfcfd;border:1px dashed var(--border);border-radius:7px;color:#8593a1}.filter-toolbar{display:flex;align-items:end;flex-wrap:wrap;gap:9px;border-top:1px solid var(--border);padding-top:14px}.filter-toolbar>label{font-size:12px;color:#5f6f7f;font-weight:650}.range-pair{display:flex;align-items:center;gap:6px}.range-pair input{width:105px;padding:5px 8px;height:36px;margin-top:4px;font-variant-numeric:tabular-nums}.filter-toolbar button{font-size:12px;padding:8px 12px;border-radius:5px;min-height:36px}.secondary{color:white;background:var(--accent);border:1px solid var(--accent)}.quiet{color:#456784;background:white;border:1px solid var(--border)}.quiet:hover{background:#eef4f9}.figure-note{font-size:11px;line-height:1.6;color:#718093;margin:12px 0 0}.result-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:16px}.table-container{overflow-x:auto}.data-card table{width:100%;border-collapse:collapse;text-align:left;font-size:12px}.data-card th{font-weight:650;color:#61778a;background:#f5f8fb;border-bottom:1px solid var(--border);padding:9px 8px;white-space:nowrap}.data-card td{padding:10px 8px;border-bottom:1px solid #eef1f5;font-variant-numeric:tabular-nums}.data-card td:not(:first-child),.data-card th:not(:first-child){text-align:right}.data-card td:first-child{white-space:nowrap}.subnote,.rate-details{font-size:11px;color:#7c8996;margin-top:12px}.rate-details{background:#f5f8fb;border-radius:5px;padding:9px 11px;line-height:1.8}.line-table-scroll{max-height:335px;overflow:auto}.line-table-scroll thead{position:sticky;top:0}.lines-table td:first-child{font-weight:650}.limitations{border-left:3px solid #a1bad1}.limitations p{font-size:12px;color:#6e8090;margin-bottom:8px}.limitations p:last-child{margin-bottom:0}footer{font-size:11px;color:#8b98a3;padding:4px 1px 16px}.home-body{background:linear-gradient(125deg,#ebf1f7,#f8fafb)}.home-wrap{max-width:920px;margin:15vh auto;padding:0 25px}.home-wrap h1{font-size:46px;letter-spacing:-.04em;margin:4px 0}.intro{font-size:17px;color:#657688;margin:20px 0 36px}.home-card{display:flex;gap:26px;background:white;padding:30px;border:1px solid var(--border);border-radius:12px;box-shadow:0 12px 40px #27415810}.home-symbol{flex:0 0 108px;border-radius:10px;background:#e7f1f9;color:#206b9f;display:grid;place-items:center;font-size:20px;font-weight:800}.home-card h2{font-size:22px;margin-bottom:10px}.home-card p{color:#738294;margin-bottom:19px}.main-link{display:inline-flex;gap:28px;font-weight:750}.home-footer{font-size:12px;color:#91a0ae;margin-top:22px}@media(max-width:1200px){.metrics{grid-template-columns:repeat(2,1fr)}.result-grid{grid-template-columns:1fr}}@media(max-width:790px){.workspace{grid-template-columns:1fr}.control-panel{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--border)}.results-panel{padding:23px 14px}.topbar{padding:0 15px}.metrics{gap:7px}.metric{padding:13px}.metric strong{font-size:20px}.plot-card,.data-card,.limitations{padding:13px}#spectrum-plot{height:330px}.home-card{flex-direction:column}.home-symbol{min-height:90px;flex-basis:auto}}