:root{color-scheme:dark;--bg:#06101f;--bg2:#0a1c35;--card:rgba(255,255,255,.055);--card-border:rgba(255,255,255,.09);--text:#f4f8ff;--muted:#8ea4c4;--blue:#2ea1ff;--blue2:#54c3ff;--cyan:#6ce7ff;--warn:#ffc857;--shadow:0 18px 60px rgba(0,0,0,.28)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(circle at 88% -10%,rgba(46,161,255,.24),transparent 36%),linear-gradient(155deg,var(--bg),var(--bg2));color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif}body{min-height:100dvh;-webkit-tap-highlight-color:transparent}button,input,select{font:inherit}.shell{width:min(720px,100%);margin:0 auto;padding:calc(env(safe-area-inset-top) + 22px) 18px calc(env(safe-area-inset-bottom) + 34px)}.hero{display:flex;gap:16px;align-items:center;padding:6px 2px 24px}.brand-mark{width:62px;height:62px;border-radius:20px;flex:0 0 auto;display:grid;place-items:center;background:linear-gradient(145deg,rgba(46,161,255,.24),rgba(108,231,255,.08));border:1px solid rgba(84,195,255,.24);box-shadow:inset 0 0 28px rgba(46,161,255,.12),0 12px 40px rgba(0,0,0,.2)}.brand-mark span{font-size:35px;color:var(--blue2);transform:rotate(-9deg)}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--blue2)}h1{margin:3px 0 4px;font-size:clamp(30px,9vw,42px);line-height:.98;letter-spacing:-.04em}.hero p,.section-title p,.warning p{margin:0;color:var(--muted);line-height:1.4}.card{margin-bottom:14px;padding:18px;border-radius:24px;background:var(--card);border:1px solid var(--card-border);box-shadow:var(--shadow);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.warning{display:flex;gap:13px;align-items:flex-start;background:rgba(255,200,87,.075);border-color:rgba(255,200,87,.19)}.warning-icon{width:34px;height:34px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;font-weight:900;color:#08111e;background:var(--warn)}.warning strong{color:#ffe7ad}.warning p{margin-top:4px;font-size:13px}.section-title{display:flex;gap:12px;align-items:flex-start;margin-bottom:18px}.section-title>span{display:grid;place-items:center;width:34px;height:34px;flex:0 0 auto;border-radius:11px;background:rgba(46,161,255,.13);color:var(--blue2);font-size:12px;font-weight:800}.section-title h2{margin:0 0 4px;font-size:20px}.section-title p{font-size:13px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.form-grid label{display:flex;flex-direction:column;gap:7px}.form-grid label>span{color:var(--muted);font-size:12px;font-weight:700}.form-grid .wide{grid-column:1/-1}select,input{width:100%;min-height:46px;padding:0 13px;border:1px solid rgba(255,255,255,.1);border-radius:14px;outline:none;color:var(--text);background:rgba(2,9,18,.52)}select:focus,input:focus{border-color:rgba(46,161,255,.65);box-shadow:0 0 0 3px rgba(46,161,255,.12)}.input-unit{display:flex;align-items:center;gap:10px}.input-unit em{font-style:normal;color:var(--muted)}.primary,.secondary{width:100%;min-height:52px;border:0;border-radius:16px;font-weight:800;cursor:pointer}.primary{color:#fff;background:linear-gradient(135deg,#168cff,#3bbfff);box-shadow:0 10px 28px rgba(22,140,255,.26)}.primary:disabled{opacity:.5;filter:saturate(.5)}.secondary{color:var(--text);background:rgba(255,255,255,.065);border:1px solid rgba(255,255,255,.1)}.button-icon{margin-right:7px}.hint{margin:11px 2px 0;font-size:11px;line-height:1.45;color:var(--muted)}.signal-panel{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:end;padding:14px;margin-bottom:14px;border-radius:18px;background:rgba(0,0,0,.17)}.signal-label{display:block;margin-bottom:8px;color:var(--muted);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.meter{width:100%;height:9px;overflow:hidden;border-radius:999px;background:rgba(255,255,255,.08)}.meter i{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--blue),var(--cyan));transition:width .12s linear}.live-readout{text-align:right}.live-readout strong{display:block;min-width:54px;font-variant-numeric:tabular-nums}.live-readout small{color:var(--muted);font-size:10px}.countdown{position:relative;min-height:150px;margin:8px 0 16px;display:grid;place-items:center;align-content:center}.countdown strong{position:relative;z-index:2;font-size:40px;font-variant-numeric:tabular-nums}.countdown span{position:relative;z-index:2;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.1em}.pulse-ring{position:absolute;width:124px;height:124px;border-radius:50%;border:1px solid rgba(84,195,255,.28);box-shadow:0 0 0 18px rgba(46,161,255,.035),0 0 50px rgba(46,161,255,.16);animation:pulse 1.35s ease-in-out infinite}@keyframes pulse{50%{transform:scale(1.07);opacity:.72}}.status{margin-top:12px;min-height:38px;padding:10px 12px;border-radius:13px;color:var(--muted);background:rgba(255,255,255,.035);font-size:12px;line-height:1.45}.status.good{color:#9de8ff}.status.bad{color:#ffb5a4}.results-list{display:grid;gap:8px}.result-row{display:grid;grid-template-columns:42px 1fr auto;gap:11px;align-items:center;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.07)}.result-row:last-child{border-bottom:0}.rope-badge{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;color:var(--blue2);background:rgba(46,161,255,.11);font-weight:800}.result-meta strong{display:block;font-size:14px}.result-meta small{color:var(--muted);font-size:11px}.result-value{text-align:right;font-variant-numeric:tabular-nums}.result-value strong{display:block;font-size:16px}.result-value small{color:var(--blue2);font-size:11px;font-weight:800}.formula{margin-top:13px;padding:13px 14px;display:flex;justify-content:space-between;border-radius:15px;background:rgba(46,161,255,.07);color:var(--muted);font-size:12px}.formula strong{color:var(--blue2);font-size:14px}.actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:14px}.info h3{margin:0 0 10px}.info ol{margin:0;padding-left:19px;color:var(--muted);font-size:13px;line-height:1.55}footer{display:flex;flex-direction:column;gap:5px;padding:12px 4px 0;color:#5f779a;font-size:10px;text-align:center}.hidden{display:none!important}@media(max-width:390px){.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}}
.rope-result{padding:14px 0 16px;border-bottom:1px solid rgba(255,255,255,.08)}
.rope-result:last-child{border-bottom:0}
.rope-result-head{display:grid;grid-template-columns:42px 1fr auto;gap:11px;align-items:center}
.rope-main strong{display:block;font-size:15px}
.rope-main small{color:var(--muted);font-size:11px}
.repeatability-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:12px 0}
.repeatability-grid>div{padding:11px 12px;border-radius:14px;background:rgba(46,161,255,.06);border:1px solid rgba(84,195,255,.08)}
.repeatability-grid span,.repeatability-grid small{display:block;color:var(--muted);font-size:10px}
.repeatability-grid strong{display:block;margin:3px 0;font-size:14px;font-variant-numeric:tabular-nums}
.reading-stack{display:grid;gap:7px}
.reading-detail{border-radius:13px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.06);overflow:hidden}
.reading-detail summary{display:grid;grid-template-columns:1fr auto auto;gap:8px;align-items:center;padding:11px 12px;cursor:pointer;list-style:none}
.reading-detail summary::-webkit-details-marker{display:none}
.reading-detail summary span{font-size:12px;color:var(--muted)}
.reading-detail summary strong{font-size:13px;font-variant-numeric:tabular-nums}
.reading-detail summary em{font-style:normal;font-size:10px;color:var(--blue2)}
.peak-list{padding:0 12px 11px}
.peak-list span{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.07em}
.peak-list p{margin:5px 0 0;font-size:12px;line-height:1.5;color:#c5d8f1;font-variant-numeric:tabular-nums}
@media(max-width:430px){
  .reading-detail summary{grid-template-columns:1fr auto}
  .reading-detail summary em{grid-column:1/-1}
  .repeatability-grid{grid-template-columns:1fr}
}

.outlier-alert{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;margin:10px 0 12px;padding:12px;border-radius:15px;background:rgba(255,200,87,.08);border:1px solid rgba(255,200,87,.22)}
.outlier-alert strong{display:block;color:#ffe7ad;font-size:13px}
.outlier-alert span{display:block;margin-top:3px;color:var(--muted);font-size:11px;line-height:1.4}
.outlier-alert button{border:0;border-radius:12px;padding:10px 12px;color:#08111e;background:var(--warn);font-size:11px;font-weight:800}
.reading-outlier{border-color:rgba(255,200,87,.28)}
.ambient-note,.correction-note{margin:0 0 8px;font-size:11px;line-height:1.45;color:var(--muted)}
.correction-note{color:#ffdca0}
.peak-chips{display:grid;gap:6px;margin:7px 0 0;padding:0;list-style:none}
.peak-chips li{display:flex;justify-content:space-between;gap:10px;padding:8px 9px;border-radius:10px;background:rgba(46,161,255,.055);font-size:11px}
.peak-chips li strong{font-variant-numeric:tabular-nums}
.peak-chips li span{color:var(--blue2);text-transform:none;letter-spacing:0}
.peak-chips li.ambient-peak{background:rgba(255,200,87,.07)}
.peak-chips li.ambient-peak span{color:#ffd78a}
@media(max-width:430px){.outlier-alert{grid-template-columns:1fr}.outlier-alert button{width:100%}}

.observed-vs-fundamental{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0 0 10px}
.observed-vs-fundamental>div{padding:10px;border-radius:12px;background:rgba(46,161,255,.06);border:1px solid rgba(84,195,255,.08)}
.observed-vs-fundamental span{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.06em}
.observed-vs-fundamental strong{display:block;margin-top:3px;font-size:14px;font-variant-numeric:tabular-nums}
.harmonic-family,.decay-box{margin:9px 0;padding:10px 11px;border-radius:12px;background:rgba(108,231,255,.055);border:1px solid rgba(108,231,255,.09)}
.harmonic-family>span,.decay-box>span{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.06em}
.harmonic-family>div{margin-top:5px;color:#d8efff;font-size:12px;line-height:1.5}
.harmonic-family b{color:var(--blue2)}
.muted-family{background:rgba(255,255,255,.025)}
.muted-family>div{color:var(--muted)}
.decay-box strong{display:block;margin-top:5px;font-size:14px;color:var(--blue2)}
.decay-box small{display:block;margin-top:4px;color:var(--muted);font-size:10px;line-height:1.4;font-variant-numeric:tabular-nums}
@media(max-width:430px){.observed-vs-fundamental{grid-template-columns:1fr}}