@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color 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transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.grid{display:grid}.table{display:table}}:root{--navy:#123a63;--blue:#1e67a8;--blue-soft:#eaf3fb;--blue-pale:#f5f9fd;--ink:#172433;--muted:#5e6d7c;--line:#d9e3ec;--white:#fff;--success:#176b4d;--danger:#a83232;--shadow:0 14px 35px #17365314}*{box-sizing:border-box}html{scroll-behavior:smooth;background:#f7fafd}body{color:var(--ink);background:linear-gradient(#f4f8fc 0,#fff 420px);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.55}a{color:inherit}button,input,select{font:inherit}button{cursor:pointer}.site-header{z-index:20;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffffff0;border-bottom:1px solid #123a631f;position:sticky;top:0}.nav-wrap{justify-content:space-between;align-items:center;max-width:1180px;margin:0 auto;padding:14px 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Roman,serif;line-height:1.15}h1{letter-spacing:-.045em;max-width:850px;margin:0;font-size:clamp(2.35rem,5vw,4.4rem);font-weight:650}h2{letter-spacing:-.025em;margin:0;font-size:clamp(1.55rem,3vw,2.15rem);font-weight:650}h3{margin:0;font-size:1.18rem;font-weight:650}.lede{color:#4b5e70;max-width:760px;margin:20px 0 0;font-size:1.08rem}.hero{grid-template-columns:minmax(0,1fr) 250px;align-items:end;gap:44px;margin-bottom:38px;display:grid}.workspace{grid-template-columns:minmax(280px,365px) minmax(0,1fr);align-items:start;gap:24px;display:grid}.card{border:1px solid var(--line);background:var(--white);box-shadow:var(--shadow);border-radius:16px}.control-card{padding:24px;position:sticky;top:86px}.result-card{min-height:480px;padding:26px}.card-title-row{justify-content:space-between;align-items:center;gap:14px;margin-bottom:20px;display:flex}.section-kicker{color:var(--blue);letter-spacing:.11em;text-transform:uppercase;font-size:.72rem;font-weight:800}.field-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}.field{gap:6px;display:grid}.field.full{grid-column:1/-1}.field label{color:#33495f;font-size:.81rem;font-weight:750}.field input,.field select{width:100%;height:43px;color:var(--ink);background:#fff;border:1px solid #c7d4e0;border-radius:9px;outline:none;padding:0 11px}.field input:focus,.field select:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1e67a81f}.helper{color:var(--muted);margin:6px 0 0;font-size:.78rem}.mode-select{margin-bottom:20px}.advanced{border-top:1px solid var(--line);margin:18px 0 0;padding-top:14px}.advanced summary{color:var(--navy);cursor:pointer;font-size:.86rem;font-weight:750}.advanced .field-grid{margin-top:14px}.actions{gap:10px;margin-top:22px;display:flex}.primary,.secondary{border-radius:9px;min-height:44px;padding:0 18px;font-weight:750}.primary{border:1px solid var(--navy);background:var(--navy);color:#fff;flex:1}.primary:hover:not(:disabled){background:#0b2d4d}.primary:disabled{cursor:not-allowed;opacity:.6}.secondary{color:var(--navy);background:#fff;border:1px solid #c6d3df}.runtime-note{background:var(--blue-pale);color:#516579;border-radius:10px;gap:9px;margin-top:16px;padding:11px 12px;font-size:.78rem;display:flex}.runtime-note span:first-child{color:var(--blue);font-weight:900}.empty-state{text-align:center;background:linear-gradient(135deg,#fbfdff,#f4f8fc);border:1px dashed #cbd8e4;border-radius:13px;place-items:center;min-height:420px;padding:30px;display:grid}.empty-state div{max-width:410px}.empty-symbol{background:var(--blue-soft);width:58px;height:58px;color:var(--navy);border-radius:18px;place-items:center;margin:0 auto 16px;font-family:Georgia,serif;font-size:28px;display:grid}.empty-state p{color:var(--muted);margin:10px 0 0}.status-panel{background:var(--blue-pale);border:1px solid #cddce9;border-radius:12px;margin-bottom:22px;padding:15px}.status-top{color:var(--navy);justify-content:space-between;gap:12px;font-size:.85rem;font-weight:750;display:flex}.progress{background:#dce8f3;border-radius:999px;height:7px;margin-top:10px;overflow:hidden}.progress span{border-radius:inherit;background:var(--blue);height:100%;transition:width .25s;display:block}.error{border-left:4px solid var(--danger);color:#7e2929;background:#fff3f3;border-radius:8px;margin:0 0 18px;padding:12px 14px;font-size:.88rem}.result-head{justify-content:space-between;align-items:start;gap:18px;margin-bottom:22px;display:flex}.badge{color:var(--success);white-space:nowrap;background:#e5f6ef;border-radius:999px;padding:5px 9px;font-size:.75rem;font-weight:800}.metric-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:22px;display:grid}.metric{border:1px solid var(--line);background:#fbfdff;border-radius:12px;min-width:0;padding:14px}.metric.primary-metric{background:#eef6fd;border-color:#b8d0e5}.metric-label{color:var(--muted);letter-spacing:.04em;text-transform:uppercase;font-size:.72rem;font-weight:750;display:block}.metric-value{color:var(--navy);overflow-wrap:anywhere;margin-top:6px;font-family:SFMono-Regular,Consolas,monospace;font-size:1rem;font-weight:750;display:block}.metric-note{color:var(--muted);margin-top:4px;font-size:.72rem;display:block}.plot-wrap{border:1px solid var(--line);background:#fff;border-radius:13px;padding:12px}.plot-canvas{width:100%;height:310px;display:block}.details{border-top:1px solid var(--line);margin-top:18px;padding-top:14px}.details summary{color:var(--navy);cursor:pointer;font-weight:750}.detail-grid{grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px;display:grid}.detail-item{background:#f5f8fb;border-radius:8px;padding:9px 10px}.detail-item span{color:var(--muted);font-size:.7rem;display:block}.detail-item strong{font-family:Consolas,monospace;font-size:.8rem}.content-header{margin-bottom:38px}.content-section{border:1px solid var(--line);background:#fff;border-radius:15px;margin-top:28px;padding:26px;box-shadow:0 8px 24px #1736530d}.content-section p{color:#4c5f71}.equation{border-left:3px solid var(--blue);background:var(--blue-pale);color:#173a5c;white-space:nowrap;margin:16px 0;padding:16px 18px;font-family:Cambria Math,Cambria,Georgia,serif;font-size:clamp(1rem,2.3vw,1.23rem);overflow-x:auto}.definition-grid,.default-grid{grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px;display:grid}.definition-grid div,.default-grid div{background:#f6f9fc;border-radius:10px;padding:14px}.definition-grid strong,.default-grid strong{color:var(--navy);display:block}.definition-grid span,.default-grid span{color:var(--muted);font-size:.85rem}.reference-list{counter-reset:refs;gap:12px;margin:22px 0 0;padding:0;list-style:none;display:grid}.reference-list li{counter-increment:refs;border-bottom:1px solid var(--line);grid-template-columns:34px 1fr;gap:10px;padding:0 0 13px;display:grid}.reference-list li:before{content:counter(refs);background:var(--blue-soft);width:28px;height:28px;color:var(--navy);border-radius:8px;place-items:center;font-size:.78rem;font-weight:800;display:grid}.reference-list p{color:#425569;margin:0;font-size:.9rem}.reference-list a{color:var(--blue);margin-top:4px;font-size:.82rem;font-weight:750;text-decoration:none;display:inline-block}.reference-list a:hover{text-decoration:underline}.source-profile{margin:20px 0 0}.source-profile a{color:var(--blue);font-weight:750;text-decoration:none}.source-profile a:hover{text-decoration:underline}.credits{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px;display:grid}.credit{background:#f5f8fb;border-radius:11px;padding:16px}.credit strong{color:var(--navy);display:block}.credit span{color:var(--muted);font-size:.82rem}.site-footer{border-top:1px solid var(--line);color:var(--muted);background:#fff;font-size:.8rem}.site-footer div{justify-content:space-between;gap:20px;max-width:1180px;margin:0 auto;padding:22px 24px;display:flex}@media (max-width:860px){.hero{grid-template-columns:1fr;gap:18px}.workspace{grid-template-columns:1fr}.control-card{position:static}.metric-grid,.detail-grid{grid-template-columns:1fr 1fr}}@media (max-width:600px){.nav-wrap{align-items:flex-start;gap:12px;padding:12px 16px}.brand span:last-child{display:none}nav{gap:2px}nav a{padding:8px 7px;font-size:.82rem}.page{padding:40px 16px 58px}.field-grid,.metric-grid,.definition-grid,.default-grid,.credits{grid-template-columns:1fr}.result-card,.control-card,.content-section{padding:19px}.site-footer div{padding:18px 16px;display:grid}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}