:root{--bg:#030a12;--panel:rgba(8,22,35,.88);--edge:rgba(101,201,236,.17);--ink:#edf9ff;--muted:#7794a6;--cyan:#23d8e7;--blue:#4b82ff;--green:#42e6a4;--gold:#f0bd72;--red:#ff6f83}*{box-sizing:border-box}html{background:var(--bg);color-scheme:dark}body{margin:0;min-height:100vh;color:var(--ink);font:14px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,sans-serif;background:radial-gradient(circle at 72% -10%,rgba(31,104,162,.22),transparent 36%),radial-gradient(circle at 5% 35%,rgba(24,206,220,.08),transparent 28%),var(--bg)}body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.22;background-image:linear-gradient(rgba(76,165,202,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(76,165,202,.035) 1px,transparent 1px);background-size:32px 32px}.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;z-index:10;background:#fff;color:#000;padding:8px}.topbar{height:80px;padding:0 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var(--gold);background:rgba(240,189,114,.055);font-size:10px}.notice strong{color:var(--gold);white-space:nowrap}.notice span{color:#819aaa}.primary{width:100%;border:0;border-radius:10px;padding:13px;background:linear-gradient(135deg,var(--cyan),var(--blue));color:#00121c;font-weight:900;cursor:pointer;box-shadow:0 10px 25px rgba(35,216,231,.14)}.results{display:grid;gap:18px}.results .panel{padding:20px}.empty{min-height:220px;display:grid;place-items:center;align-content:center;text-align:center;color:var(--muted)}.empty strong{color:#b8ced9;margin-top:18px}.empty p{max-width:360px}.radar{width:76px;height:76px;border:1px solid rgba(35,216,231,.25);border-radius:50%;position:relative;background:radial-gradient(circle,rgba(35,216,231,.13),transparent 65%)}.radar:before,.radar:after{content:"";position:absolute;background:rgba(35,216,231,.18)}.radar:before{width:1px;height:100%;left:50%}.radar:after{height:1px;width:100%;top:50%;left:0}.radar i{position:absolute;border:1px solid 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rgba(240,189,114,.25);border-radius:10px;background:#0b1a27;color:#d8c09a;box-shadow:0 15px 40px #0008;opacity:0;transform:translateY(12px);pointer-events:none;transition:.2s}#toast.show{opacity:1;transform:none}@media(max-width:960px){.hero{grid-template-columns:1fr}.layout{grid-template-columns:1fr}.builder{position:static}.metrics{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.topbar{height:auto;padding:12px 14px}.paper-lock{display:none}.brand h1{font-size:15px}main{width:94vw;padding-top:20px}.hero h2{font-size:30px}.two-col{grid-template-columns:1fr}.segmented{grid-template-columns:repeat(2,1fr)}.segmented.compact{grid-template-columns:repeat(4,1fr)}.pair-tools{grid-template-columns:1fr 1fr}.pair-tools input{grid-column:1/-1}.metrics{grid-template-columns:1fr 1fr}.builder,.results .panel{padding:15px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.scenario-results{display:grid;gap:8px;margin-top:16px}.scenario-results>p{color:var(--muted);text-align:center;padding:22px}.table-body>div{display:grid;grid-template-columns:1.5fr .7fr .8fr 1fr;padding:12px 10px;border-top:1px solid var(--line);font-size:12px}.table-body>div span:last-child{text-align:right}.primary:disabled{opacity:.55;cursor:wait}
.segmented .wide{grid-column:1/-1}
.segmented .half{grid-column:span 2}
.diagnostics h3{margin:18px 0 6px;font-size:12px;letter-spacing:.06em;color:var(--cyan)}.diagnostics h3:first-child{margin-top:0}.diag-note{margin:0 0 8px;color:var(--muted);font-size:11px;line-height:1.5}.diag-findings{margin:0;padding-left:18px;display:grid;gap:8px;font-size:13px;line-height:1.5;color:var(--ink)}.diag-table{display:grid;font-size:12px;border:1px solid var(--edge);border-radius:10px;overflow:hidden}.diag-row{display:grid;grid-template-columns:minmax(0,2.4fr) repeat(4,minmax(0,1fr));gap:8px;padding:8px 10px;border-top:1px solid var(--edge);align-items:center}.diag-row:first-child{border-top:0;color:#607d8e;font-size:9px;letter-spacing:.08em;text-transform:uppercase}.diag-row span:not(:first-child){text-align:right;font-variant-numeric:tabular-nums}.diag-row .pos{color:var(--green)}.diag-row .neg{color:var(--red)}@media(max-width:560px){.diag-row{grid-template-columns:minmax(0,1.6fr) repeat(4,minmax(0,1fr));font-size:11px;gap:4px;padding:7px 8px}}

/* Compact header: no status box, smaller headline, so the test panels sit higher. */
main{padding-top:18px}.hero{grid-template-columns:1fr;margin-bottom:14px}.hero h2{font-size:clamp(22px,2.4vw,30px);margin:2px 0 6px}.hero>div>p:last-child{font-size:13px}
.segmented.compact.months{grid-template-columns:repeat(3,1fr)}