/* PURE/RAPID Tools v3.0.1. Brand system sourced from the PURE/RAPID homepage, October 2026. */
.prt{--prt-ink:#111212;--prt-black:#111212;--prt-white:#fff;--prt-mint:#b2f6e3;--prt-paper:#efeeec;--prt-line:#d3d2cf;--prt-muted:#626360;--prt-alert:#e9a98d;width:100%;max-width:1300px;margin:32px auto 64px;color:var(--prt-ink);font:400 16px/1.5 PRInter,Inter,Arial,Helvetica,sans-serif;text-align:left;box-sizing:border-box;container-type:inline-size;isolation:isolate}
.prt *,.prt *::before,.prt *::after{box-sizing:border-box}
.prt [hidden]{display:none!important}
.prt :is(h1,h2,h3,h4,p,dl,dt,dd,ol,ul){padding:0!important;margin:0!important;color:inherit}
.prt :is(h1,h2,h3,h4){text-transform:none!important;font-style:normal;letter-spacing:-.04em}
.prt :is(button,input,select,a){font-family:inherit}
.prt a{text-decoration:none!important}
.prt :is(a,button,input,select,summary):focus-visible{outline:3px solid #459780!important;outline-offset:4px!important}
.prt .prt-sr{border:0!important;clip:rect(0,0,0,0)!important;clip-path:inset(50%)!important;height:1px!important;margin:-1px!important;overflow:hidden!important;padding:0!important;position:absolute!important;white-space:nowrap!important;width:1px!important}
.prt .prt-index,.prt .prt-overline,.prt .prt-kicker{font-size:11px;font-weight:500;letter-spacing:.055em;line-height:1.45;text-transform:uppercase}
.prt .prt-index{display:inline-block;letter-spacing:.13em}
.prt .prt-overline{color:var(--prt-mint);margin:0 0 18px!important}
.prt .prt-slash{color:var(--prt-mint);opacity:.85}
.prt-hero{border-radius:18px;background:#111212;color:#efeeec;padding:23px clamp(22px,4cqi,58px) 0;overflow:hidden}
.prt-hero-meta{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px 24px;padding:0 0 21px;border-bottom:1px solid #41443e;color:#d5d7d2;font-size:11px;font-weight:700;letter-spacing:.08em}
.prt-hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(245px,.65fr);column-gap:clamp(25px,5cqi,70px);padding:clamp(44px,6cqi,76px) 0 58px;align-items:end}
.prt .prt-hero h2{color:#fff;font-size:clamp(42px,5.7cqi,79px);letter-spacing:-.065em;line-height:.99;font-weight:500;max-width:830px}
.prt .prt-hero h2 span{color:var(--prt-mint)}
.prt .prt-hero-intro{margin-top:29px!important;max-width:600px;color:#d5d8d3;font-size:clamp(16px,1.5cqi,19px);line-height:1.57;letter-spacing:-.012em}
.prt-hero-aside{border-left:1px solid #5b605b;padding:0 0 4px clamp(22px,3cqi,42px);min-width:0}
.prt .prt-hero-big{font-weight:500;line-height:.85;letter-spacing:-.085em;font-size:clamp(75px,10cqi,142px);white-space:nowrap;color:#fff}
.prt .prt-hero-big span{font-size:.52em;vertical-align:top;position:relative;top:.1em;letter-spacing:-.03em}
.prt-hero-aside p{font-size:16px;color:#d9dbd6;margin:20px 0 3px!important}
.prt-hero-aside strong{display:block;color:var(--prt-mint);font-size:clamp(19px,2.1cqi,27px);letter-spacing:-.04em;line-height:1.3;font-weight:500}
.prt-hero-rule{border-top:1px solid #515651;margin:25px 0 12px}
.prt-hero-aside small{display:block;color:#c5c7c2;font-size:12px;line-height:1.55}
.prt-hero-bottom{border-top:1px solid #41443e;display:flex;gap:16px;flex-wrap:wrap;justify-content:space-between;padding:18px 0 20px;font-size:10px;letter-spacing:.12em;font-weight:500;color:#c8cbc4}
.prt-tool-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:stretch;border:1px solid var(--prt-line);border-top:0;background:#efeeec}
.prt-entry{padding:clamp(26px,3.65cqi,46px);min-width:0}
.prt-section-intro .prt-index{margin-bottom:14px}
.prt .prt-section-intro h3{font-size:clamp(29px,3.3cqi,43px);line-height:1.11;font-weight:500}
.prt .prt-section-intro p{margin-top:12px!important;max-width:640px;line-height:1.55;color:var(--prt-muted);font-size:15px}
.prt-form{margin-top:28px}
.prt-fields{border:0;padding:0!important;margin:0!important;min-width:0}
.prt-field{margin:0 0 24px}
.prt .prt-field label:not(.prt-margin-method label):not(.prt-choice-row label),.prt .prt-label{display:block;font-size:15px;line-height:1.35;font-weight:500;margin:0 0 7px!important;color:#111}
.prt .prt-field .prt-secondary-label{font-size:13px!important;margin:0 0 7px!important}
.prt .prt-field-help{color:#525751;font-size:12px;line-height:1.5;margin:0 0 9px!important}
.prt-input-wrap{display:flex;align-items:center;min-height:54px;background:#fff;border:1px solid #a5aaa2;border-radius:12px;overflow:hidden;transition:border-color .16s ease,box-shadow .16s ease}
.prt-input-wrap:focus-within{border-color:#141714;box-shadow:0 0 0 2px #141714}
.prt-input-wrap>span{padding:0 0 0 15px;line-height:1;color:#3c423a;font-weight:500;font-size:17px;flex:0 0 auto}
.prt .prt-input-wrap input[type=text]{appearance:none!important;border:0!important;border-radius:0!important;background:transparent!important;box-shadow:none!important;outline:none!important;display:block!important;font-size:19px!important;line-height:1.2!important;letter-spacing:-.025em;font-weight:600!important;color:#141714!important;padding:15px 14px!important;margin:0!important;width:100%!important;min-height:52px!important;min-width:0!important;font-variant-numeric:tabular-nums}
.prt .prt-input-wrap input[aria-invalid=true]{box-shadow:inset 0 -3px #b13e2b!important}
.prt .prt-error{margin:7px 0 0!important;font-size:12px;line-height:1.4;color:#992c22;font-weight:600}
.prt .prt-choice-row,.prt .prt-margin-method{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:12px 0 9px}
.prt .prt-choice-row label,.prt .prt-margin-method label{margin:0!important;position:relative;min-width:0;display:block;cursor:pointer}
.prt .prt-choice-row input,.prt .prt-margin-method input{position:absolute;opacity:0;width:1px;height:1px}
.prt .prt-choice-row label span,.prt .prt-margin-method label span{display:flex;align-items:center;justify-content:center;min-height:43px;text-align:center;border:1px solid #d3d2cf;background:white;color:#3c423a;border-radius:100px;font-size:12px;line-height:1.25;padding:8px 9px;font-weight:700;transition:background .12s ease,border-color .12s ease}
.prt .prt-choice-row input:checked+span,.prt .prt-margin-method input:checked+span{border-color:#151716;background:#171918;color:#fff}
.prt .prt-choice-row input:focus-visible+span,.prt .prt-margin-method input:focus-visible+span{outline:3px solid #459780;outline-offset:2px}
.prt-margin-method{margin:12px 0!important}
.prt .prt-margin-input .prt-field-help{margin:8px 0 0!important}
.prt .prt-details{border:1px solid #c4c8c1;background:#fff;margin-top:5px;border-radius:13px;overflow:hidden}
.prt .prt-details>summary{min-height:64px;cursor:pointer;list-style:none;display:flex;flex-direction:column;gap:2px;justify-content:center;padding:14px 17px;position:relative;color:#141714}
.prt .prt-details>summary::-webkit-details-marker{display:none}
.prt .prt-details>summary::after{content:'+';position:absolute;right:17px;top:17px;font-size:22px;font-weight:300;line-height:1}
.prt .prt-details[open]>summary::after{content:'−'}
.prt .prt-details>summary span{font-size:14px;font-weight:500}
.prt .prt-details>summary small{font-size:12px;color:#5b605b}
.prt-context-inner{border-top:1px solid #d9ddd5;padding:22px 18px 3px}
.prt .prt-field select{display:block;width:100%;min-height:51px;padding:12px 37px 12px 12px;background:#fff;color:#151716;border:1px solid #9fa59b;border-radius:10px;font-size:14px;line-height:1.4;box-shadow:none;appearance:auto}
.prt .prt-field select:focus-visible{outline-offset:2px}
.prt-actions{display:flex;align-items:center;flex-wrap:wrap;gap:15px;margin:21px 0 0}
.prt .prt-button{min-height:47px;display:inline-flex;align-items:center;justify-content:center;gap:18px;font-size:13px;line-height:1.35;letter-spacing:0;font-weight:500;text-transform:none;padding:13px 20px!important;border:1px solid #111212!important;border-radius:100px!important;box-shadow:none!important;cursor:pointer;text-decoration:none!important;text-align:center;white-space:normal;transition:background .15s ease,color .15s ease}
.prt .prt-button span{font-size:16px;line-height:1}
.prt .prt-button-black{color:#fff!important;background:#111212!important}
.prt .prt-button-black:hover{background:var(--prt-mint)!important;color:var(--prt-ink)!important}
.prt .prt-button-accent{color:#141714!important;background:var(--prt-mint)!important;border-color:var(--prt-mint)!important}
.prt .prt-button-accent:hover{background:#d7fbf0!important}
.prt .prt-button-outline{color:#141714!important;background:transparent!important}
.prt .prt-button-outline:hover{background:#efeeec!important}
.prt .prt-button:disabled{opacity:.5;cursor:not-allowed}
.prt .prt-link-button{padding:9px 0;min-height:43px;font-size:12px;line-height:1.4;color:#191a19!important;font-weight:500;cursor:pointer;background:none!important;border:0!important;box-shadow:none!important;text-decoration:underline;text-underline-offset:4px;text-transform:none!important}
.prt .prt-link-button:hover{color:#666!important}
.prt .prt-link-button:disabled{opacity:.55;cursor:default}
.prt .prt-private,.prt .prt-load-notice{margin:16px 0 0!important;color:#636760;font-size:11px;line-height:1.45}
.prt .prt-form-alert{border-left:3px solid #a9362b;padding:9px 12px;background:#fff5f3;margin:10px 0!important;font-size:13px;color:#7b2117;font-weight:700}
.prt-outcome{background:#111212;color:#fff;min-width:0;padding:clamp(26px,3.65cqi,46px);display:flex;flex-direction:column;gap:0}
.prt-outcome-head{border-bottom:1px solid #464d46;padding-bottom:27px}
.prt-outcome-label{display:flex;flex-wrap:wrap;justify-content:space-between;gap:9px;margin-bottom:25px;font-size:10px;line-height:1.4;letter-spacing:.12em;font-weight:500;color:#b1b7ae}
.prt-outcome-label span+span{color:var(--prt-mint)}
.prt .prt-outcome h3{font-size:clamp(26px,2.7cqi,38px);line-height:1.12;letter-spacing:-.05em;font-weight:500;max-width:490px;color:#fff}
.prt .prt-verdict-label{margin:24px 0 7px!important;color:var(--prt-mint);font-size:10px;letter-spacing:.16em;font-weight:500}
.prt .prt-verdict{font-size:clamp(19px,2.2cqi,30px);line-height:1.25;font-weight:500;letter-spacing:-.033em;max-width:520px}
.prt .prt-verdict-description{font-size:14px;line-height:1.55;margin-top:12px!important;color:#cbd1c8}
.prt-outcome-stats{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:18px}
.prt-stat{border-bottom:1px solid #454c44;padding:14px 0 17px;min-width:0}
.prt-stat:nth-child(odd){padding-right:16px;border-right:1px solid #454c44}
.prt-stat:nth-child(even){padding-left:18px}
.prt .prt-stat dt{color:#b9c0b5;font-size:12px;line-height:1.4;min-height:34px}
.prt .prt-stat dd{font-size:clamp(27px,3.4cqi,46px);line-height:1.1;letter-spacing:-.06em;color:#fff;font-weight:500;margin-top:10px!important;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.prt-stat-wide{grid-column:1/-1;border:0!important;padding:22px 0 20px!important}
.prt .prt-stat-wide dd{font-size:clamp(44px,5cqi,65px);letter-spacing:-.065em;color:var(--prt-mint)!important;margin-top:9px!important}
.prt[data-prt-status="below-break-even"] .prt-stat-wide dd,.prt[data-prt-status="negative-margin"] .prt-stat-wide dd,.prt[data-prt-status="no-sales"] .prt-stat-wide dd{color:var(--prt-alert)!important}
.prt .prt-stat-wide small{display:block;margin-top:6px;color:#afb6ab;font-size:11px;line-height:1.5}
.prt-threshold{border:1px solid #535e51;padding:17px 18px;margin-top:4px}
.prt-threshold-titles{display:flex;justify-content:space-between;gap:10px;align-items:center;color:#e1e7dc;font-size:11px;line-height:1.45}
.prt-threshold-titles strong{font-size:11px;text-align:right;color:var(--prt-mint)}
.prt-threshold-track{height:9px;background:#4e554d;margin-top:15px;position:relative;overflow:hidden}
.prt-threshold-track>span{height:100%;background:var(--prt-mint);display:block;width:0;transition:width .16s ease}
.prt-threshold-track>i{position:absolute;top:0;right:0;width:2px;height:100%;background:#fff;opacity:.8}
.prt .prt-threshold p{font-size:12px;line-height:1.5;margin-top:13px!important;color:#bfc8bc}
.prt-outcome-next{padding:24px 0}
.prt .prt-outcome-next .prt-kicker{color:var(--prt-mint);margin-bottom:10px!important}
.prt .prt-outcome-next>p:last-child{font-size:14px;line-height:1.7;color:#e3e9df}
.prt-outcome-foot{border-top:1px solid #454c44;display:flex;justify-content:space-between;gap:10px 16px;flex-wrap:wrap;padding-top:17px;color:#aeb6ab;font-size:10px;letter-spacing:.07em;font-weight:500}
.prt-after{padding:clamp(30px,4.3cqi,56px);background:#fff;border:1px solid var(--prt-line);border-top:0}
.prt .prt-after-head{margin-bottom:32px}
.prt-after-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(25px,3.6cqi,50px)}
.prt .prt-breakdown,.prt .prt-milestones{padding:26px 0 7px;border-top:2px solid #111212;min-width:0}
.prt :is(.prt-breakdown,.prt-milestones) h4{font-size:clamp(20px,2cqi,26px);line-height:1.2;font-weight:500}
.prt :is(.prt-breakdown,.prt-milestones)>p:not(.prt-footnote){font-size:13px;line-height:1.55;color:#636963;margin-top:9px!important;min-height:42px}
.prt-allocation{display:flex;width:100%;height:21px;border-radius:100px;background:#e4e6e1;margin:22px 0 13px;overflow:hidden}
.prt-allocation span{display:block;height:100%;flex:0 0 auto;width:0%;transition:width .2s ease}
.prt-allocation [data-prt-segment="variable"]{background:#949991}
.prt-allocation [data-prt-segment="media"]{background:#222721}
.prt-allocation [data-prt-segment="other"]{background:#c2c6bd}
.prt-allocation [data-prt-segment="remaining"]{background:#b2f6e3}
.prt .prt-ledger{margin-top:8px!important}
.prt-ledger>div,.prt-milestone-list>div{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:12px 0;border-bottom:1px solid #e1e4dd}
.prt-ledger dt,.prt-milestone-list dt{font-size:13px;line-height:1.45;color:#565e55;min-width:0}
.prt-ledger dd,.prt-milestone-list dd{font-size:15px;line-height:1.3;letter-spacing:-.025em;font-weight:500;white-space:nowrap;font-variant-numeric:tabular-nums}
.prt .prt-dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:9px}
.prt-dot-variable{background:#949991}.prt-dot-media{background:#222721}.prt-dot-other{background:#c2c6bd}
.prt .prt-ledger-total{border-top:2px solid #111;border-bottom:0;padding-top:15px;margin-top:6px}
.prt .prt-ledger-total dt,.prt .prt-ledger-total dd{font-weight:500;color:#111}
.prt .prt-ledger-total dd{font-size:20px}
.prt .prt-milestone-list{margin-top:21px!important}
.prt .prt-milestone-list>div:first-child{border-top:1px solid #e1e4dd}
.prt .prt-milestone-list dd{font-size:17px;text-align:right}
.prt .prt-footnote{font-size:11px;line-height:1.55;color:#6b716b;margin-top:15px!important}
.prt-sensitivity{margin-top:42px;border-top:1px solid #bfc4ba;padding:30px 0 0}
.prt .prt-sensitivity-title h4{font-size:clamp(26px,2.9cqi,38px);line-height:1.15;font-weight:500;margin-top:12px!important}
.prt .prt-sensitivity-title>p{font-size:14px;max-width:750px;color:#5b625a;margin-top:10px!important}
.prt-sensitivity-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.86fr);gap:20px;margin-top:23px}
.prt-levers{border-radius:14px;background:#efeeec;padding:clamp(19px,2.7cqi,33px)}
.prt .prt-levers label{display:flex;align-items:center;justify-content:space-between;gap:15px;font-size:14px;font-weight:500;line-height:1.45}
.prt .prt-levers label strong{font-size:15px;white-space:nowrap}
.prt .prt-levers input[type=range]{width:100%;display:block;margin:20px 0 2px;accent-color:#1c2516;cursor:pointer;min-height:22px}
.prt .prt-levers input[type=range]:disabled{opacity:.4;cursor:default}
.prt-range-limits{display:flex;justify-content:space-between;gap:20px;color:#6c7169;font-size:11px;margin-bottom:27px}
.prt-levers .prt-link-button{margin-top:0;padding:0}
.prt-lever-result{border-radius:14px;background:#111212;color:#fff;padding:clamp(23px,3cqi,37px);display:flex;flex-direction:column;align-items:flex-start;justify-content:center;min-width:0}
.prt-lever-result>p:first-child{font-size:12px;color:#cdd3ca}
.prt-lever-result>strong{display:block;font-size:clamp(37px,4.1cqi,55px);line-height:1.12;letter-spacing:-.06em;margin:20px 0 8px;color:var(--prt-mint);font-weight:500;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.prt-lever-result>span{font-size:14px;line-height:1.5;font-weight:650;color:#f0f1ee}
.prt .prt-lever-result .prt-footnote{color:#b6bfb3;margin-top:17px!important}
.prt-decision-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(26px,4cqi,56px);margin-top:50px}
.prt .prt-decision,.prt .prt-context-note{padding-top:22px;border-top:2px solid #151715}
.prt :is(.prt-decision,.prt-context-note) h4{font-size:clamp(23px,2.7cqi,35px);font-weight:500;line-height:1.15;margin:13px 0 20px!important}
.prt-decision ol{padding:0 0 0 24px!important;list-style:decimal outside!important;counter-reset:none}
.prt-decision li{padding:0 0 16px 9px;font-size:14px;line-height:1.58;color:#323830}
.prt-decision li::marker{font-size:12px;font-weight:500}
.prt .prt-context-note p{font-size:13px;line-height:1.62;color:#434b41;border-top:1px solid #dde0d9;padding:13px 0!important}
.prt-export{margin-top:36px;border-top:1px solid #d3d2cf;padding-top:20px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.prt-export strong{font-size:15px;line-height:1.4}
.prt .prt-export p{color:#646961;font-size:12px;line-height:1.5;margin-top:4px!important}
.prt-end{padding:clamp(28px,4.3cqi,55px);background:#b2f6e3;display:flex;align-items:end;justify-content:space-between;gap:32px;color:#111212}
.prt .prt-end h3{margin-top:16px!important;font-size:clamp(27px,3.35cqi,44px);line-height:1.13;letter-spacing:-.055em;font-weight:500}
.prt .prt-end p{max-width:610px;margin-top:15px!important;font-size:14px;line-height:1.58}
.prt-end-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;flex:0 0 auto;max-width:340px}
.prt-end-actions .prt-button{width:100%;background:#111!important;border-color:#111!important;color:#fff!important}
.prt-end-actions .prt-button:hover{background:#383d36!important}
.prt-end-link{font-size:12px;font-weight:500;color:#171b13!important;text-decoration:underline!important;text-underline-offset:4px}
.prt-noscript{padding:20px;font-size:14px}
/* Hub */
.prt-hub-hero{border-radius:18px;padding:22px clamp(27px,4.6cqi,62px) clamp(38px,5.5cqi,72px);background:#111212;color:#fff}
.prt-hub-hero .prt-overline{margin-top:64px!important}
.prt .prt-hub-hero h1{font-size:clamp(48px,7cqi,94px);line-height:1;letter-spacing:-.068em;font-weight:400;color:#fff}
.prt .prt-hub-hero h1 span{color:var(--prt-mint)}
.prt .prt-hub-hero>p:last-child{font-size:clamp(16px,1.7cqi,20px);line-height:1.6;max-width:760px;color:#d6ddd4;margin-top:26px!important}
.prt-hub-content{border-radius:18px;margin-top:12px;padding:clamp(30px,4.6cqi,62px);background:#fff;border:1px solid #d3d2cf;border-top:0}
.prt-hub-section{display:flex;justify-content:space-between;align-items:start;gap:20px;margin-bottom:25px}
.prt-hub-section>p{font-size:14px;color:#5a6158;line-height:1.55;max-width:520px}
.prt-hub-card{border-top:2px solid #1b1d1a;border-bottom:1px solid #d3d2cf;scroll-margin-top:115px}
.prt-hub-summary{list-style:none!important;display:grid;grid-template-columns:100px minmax(0,1fr) minmax(140px,.24fr);gap:clamp(15px,2.7cqi,35px);align-items:start;padding:34px 0 39px;cursor:pointer;min-width:0}
.prt-hub-summary::-webkit-details-marker{display:none}
.prt-hub-summary::marker{content:''}
.prt-hub-summary:hover .prt-hub-title{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.prt-hub-count{font-size:11px;letter-spacing:.08em;font-weight:500;padding-top:9px}
.prt-hub-main{display:flex;flex-direction:column;min-width:0}
.prt .prt-hub-title{font-size:clamp(26px,3.1cqi,40px);line-height:1.12;letter-spacing:-.045em;font-weight:500;color:#141714}
.prt .prt-hub-description{font-size:14px;color:#4d534b;line-height:1.6;margin-top:12px;max-width:620px}
.prt-hub-chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:19px}
.prt-hub-chips span{border:1px solid #d3d2cf;border-radius:100px;padding:6px 12px;font-size:11px;color:#565d54}
.prt-hub-cue{border-radius:100px;display:flex;align-items:center;justify-content:space-between;gap:13px;border:1px solid #111212;background:#111212;color:#fff;padding:13px 15px;font-size:13px;line-height:1.25;font-weight:500;white-space:nowrap}
.prt-hub-icon{font-size:19px;line-height:1;font-weight:400}
.prt-hub-cue-close{display:none}
.prt-hub-card[open] .prt-hub-summary{padding-bottom:30px}
.prt-hub-card[open] .prt-hub-cue{background:#fff;color:#151715}
.prt-hub-card[open] .prt-hub-cue-open{display:none}
.prt-hub-card[open] .prt-hub-cue-close{display:inline}
.prt-hub-card[open] .prt-hub-icon{transform:rotate(45deg)}
.prt-hub-panel{border-top:1px solid #d3d2cf;padding:0 0 28px;min-width:0}
.prt .prt-roas-embedded{width:100%;max-width:none;margin:0 auto 0}
.prt-roas-embedded-head{background:#111212;color:#fff;padding:clamp(24px,3.2cqi,40px)}
.prt-roas-embedded-head .prt-index{color:var(--prt-mint)}
.prt .prt-roas-embedded-head h3{font-size:clamp(24px,3cqi,39px);line-height:1.17;letter-spacing:-.045em;font-weight:500;color:#fff;margin-top:13px!important}
.prt .prt-roas-embedded-head p{font-size:14px;color:#d6ddd4;line-height:1.57;max-width:670px;margin-top:12px!important}
.prt-roas-embedded .prt-tool-grid{border-top:0}
.prt-hub-close-row{display:flex;justify-content:end;padding:18px 0 0}
.prt .prt-hub-close{border:0;background:transparent;box-shadow:none;cursor:pointer;font-weight:500;font-size:13px;color:#212321;padding:12px 2px;text-decoration:underline;text-underline-offset:4px}
.prt .prt-hub-close span{margin-left:8px;font-size:18px}
.prt-hub-bottom{display:flex;align-items:end;justify-content:space-between;gap:35px;margin-top:48px;padding-top:20px;border-top:1px solid #d3d2cf}
.prt .prt-hub-bottom h3{font-size:clamp(24px,2.6cqi,36px);font-weight:500;line-height:1.18;max-width:600px;margin-top:12px!important}
.prt .prt-hub-bottom p{font-size:14px;line-height:1.6;color:#565e56;margin-top:10px!important;max-width:670px}
.prt-hub-bottom>a{max-width:220px;font-size:13px;line-height:1.4;font-weight:500;color:#1b1e1b!important;border-bottom:1px solid #111;padding-bottom:7px}
@container (max-width:920px){
  .prt-hero-grid{grid-template-columns:minmax(0,1.3fr) minmax(195px,.7fr)}
  .prt-tool-grid{grid-template-columns:1fr 1fr}
  .prt-entry,.prt-outcome{padding:25px}
  .prt .prt-hero h2{font-size:clamp(42px,6cqi,66px)}
  .prt .prt-stat dd{font-size:clamp(25px,4cqi,39px)}
  .prt .prt-stat-wide dd{font-size:clamp(38px,5.6cqi,53px)}
  .prt-hub-summary{grid-template-columns:64px minmax(0,1fr)}
  .prt-hub-cue{grid-column:2;justify-self:start}
}
@container (max-width:710px){
  .prt-hero-grid{display:block;padding:42px 0 38px}
  .prt .prt-hero h2{font-size:clamp(42px,9cqi,65px)}
  .prt-hero-aside{display:none}
  .prt-hero-bottom{justify-content:start;gap:8px 18px}
  .prt-tool-grid,.prt-after-grid,.prt-sensitivity-body,.prt-decision-grid{grid-template-columns:minmax(0,1fr)}
  .prt-outcome{padding:30px}
  .prt-entry{padding:30px}
  .prt-after{padding:30px}
  .prt .prt-stat-wide dd{font-size:52px}
  .prt .prt-breakdown,.prt .prt-milestones{padding-top:20px}
  .prt-sensitivity-body,.prt-decision-grid{gap:22px}
  .prt .prt-context-note{padding-top:20px}
  .prt-end,.prt-hub-bottom{flex-direction:column;align-items:stretch}
  .prt-end-actions{max-width:100%}
  .prt-hub-section{flex-direction:column;gap:8px}
}
@container (max-width:430px){
  .prt-hero{padding:15px 20px 0}
  .prt-hero-meta{font-size:9px;padding-bottom:15px}
  .prt .prt-hero h2{font-size:clamp(36px,11cqi,49px)}
  .prt .prt-hero-intro{font-size:15px;margin-top:20px!important}
  .prt-hero-bottom{font-size:9px;padding:15px 0}
  .prt-entry,.prt-outcome,.prt-after,.prt-end{padding:23px 20px}
  .prt .prt-section-intro h3{font-size:28px}
  .prt .prt-choice-row label span,.prt .prt-margin-method label span{font-size:11px;min-height:46px}
  .prt-outcome-label{font-size:9px}
  .prt .prt-outcome h3{font-size:25px}
  .prt .prt-verdict{font-size:21px}
  .prt .prt-stat dd{font-size:30px}
  .prt .prt-stat-wide dd{font-size:43px}
  .prt .prt-ledger dd,.prt .prt-milestone-list dd{font-size:14px}
  .prt .prt-ledger-total dd{font-size:18px}
  .prt-sensitivity{margin-top:30px}
  .prt .prt-sensitivity-title h4{font-size:27px}
  .prt-levers,.prt-lever-result{padding:20px}
  .prt .prt-lever-result>strong{font-size:38px}
  .prt .prt-decision-grid{margin-top:32px}
  .prt .prt-button{width:100%;justify-content:space-between}
  .prt-actions .prt-button{width:100%}
  .prt-hub-hero,.prt-hub-content{border-radius:18px;margin-top:12px;padding:22px 20px 30px}
  .prt-hub-hero .prt-overline{margin-top:46px!important}
  .prt .prt-hub-hero h1{font-size:45px}
  .prt-hub-summary{grid-template-columns:1fr;padding:24px 0;gap:12px}
  .prt-hub-count{padding-top:0}
  .prt-hub-cue{grid-column:1;margin-top:7px;width:100%;justify-content:space-between}
  .prt-hub-card[open] .prt-hub-summary{padding-bottom:20px}
  .prt-hub-panel{padding-bottom:8px}
}
@media (prefers-reduced-motion:reduce){
  .prt :is(.prt-button,.prt-input-wrap,.prt-choice-row span,.prt-margin-method span,.prt-allocation span,.prt-threshold-track>span){transition:none!important}
}

/* Native WordPress/Divi width correction, active ONLY on the tools hub shortcode page. */
body.prt-tools-page #main-content{background:#efeeec}
body.prt-tools-page #main-content>.container{width:100%!important;max-width:none!important;padding:32px 0 0!important}
body.prt-tools-page #main-content>.container:before{display:none!important}
body.prt-tools-page #left-area{width:100%!important;float:none!important;padding:0!important}
body.prt-tools-page #main-content .entry-title,body.prt-tools-page #main-content .main_title{display:none!important}
body.prt-tools-page #main-content .entry-content{max-width:none!important;width:100%!important;margin:0!important}
body.prt-tools-page #main-content article.page{margin:0!important;padding:0!important}
.prt.prt-hub{width:100%;max-width:1800px;margin:0 auto 72px;padding:0 12px;background:transparent}
.prt-hub .prt-hub-hero{background:var(--prt-ink);color:var(--prt-paper)}
.prt .prt-hub-hero h1{font-size:clamp(56px,7cqi,112px);line-height:.99;letter-spacing:-.067em;font-weight:400;color:#fff}
.prt .prt-hub-hero h1 span{color:var(--prt-mint)}
.prt-hub .prt-hub-content{background:#fff;border:0;}
.prt-hub .prt-hub-title{font-weight:400;letter-spacing:-.055em}
.prt .prt-hub-bottom h2{font-size:clamp(26px,2.6cqi,39px);font-weight:400;line-height:1.12;letter-spacing:-.05em;max-width:640px;margin-top:12px!important}
.prt .prt-hub-cue:hover{background:var(--prt-mint);color:var(--prt-ink)}
.prt .prt-hub-card[open] .prt-hub-cue{border-color:var(--prt-ink);background:#fff;color:var(--prt-ink)}
.prt .prt-roas-embedded-head h3{font-weight:400}
.prt .prt-outcome h3,.prt .prt-section-intro h3,.prt .prt-after-head h3,.prt .prt-sensitivity-title h4,.prt .prt-end h3,.prt .prt-hero h2{font-weight:400}
.prt :is(.prt-index,.prt-overline,.prt-kicker){letter-spacing:.055em;font-weight:500}
.prt .prt-button{font-weight:500}
.prt .prt-end,.prt .prt-after{border-radius:0}
.prt .prt-end{background:var(--prt-mint)}
.prt .prt-end p{color:var(--prt-ink)}
@container (max-width:430px){
 .prt.prt-hub{padding:0 8px;margin-bottom:45px}
 .prt-hub-hero,.prt-hub-content{border-radius:14px}
 .prt .prt-hub-hero h1{font-size:clamp(42px,11cqi,58px);letter-spacing:-.06em}
}

/* v2.0 Commercial tools suite: PURE/RAPID homepage tokens, scoped to the hub. */
.prt-hub .prt-hub-hero{padding:27px clamp(24px,4.7cqi,75px) 24px;overflow:hidden}
.prt-hub .prt-hero-meta{font-weight:500;letter-spacing:.065em;color:#c3cbc5}
.prt-hub-hero-inner{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(245px,.45fr);align-items:end;gap:clamp(30px,5cqi,70px);padding:clamp(48px,6cqi,96px) 0 clamp(53px,6cqi,86px)}
.prt-hub .prt-hub-hero .prt-overline{margin:0 0 23px!important;font-size:11px;letter-spacing:.09em}
.prt-hub .prt-hub-hero h1{font-size:clamp(54px,7.2cqi,116px);max-width:1170px;line-height:.99}
.prt-hub .prt-hub-hero>p:last-child{margin:0!important}
.prt-hub .prt-hub-hero-inner>div:first-child>p:not(.prt-overline){font-size:clamp(16px,1.45cqi,20px);line-height:1.58;margin:26px 0!important;color:#e2e7e0;max-width:690px}
.prt-hub a.prt-hero-question{color:var(--prt-ink)!important;background:var(--prt-mint);border-radius:100px;display:inline-flex;align-items:center;gap:25px;min-height:49px;padding:12px 19px;margin-top:9px;font-weight:500;font-size:13px;line-height:1.35;text-decoration:none!important;transition:transform .2s ease}
.prt-hub a.prt-hero-question:hover{transform:translateY(-2px)}
.prt-hero-question span{font-size:19px}
.prt-hub-hero-mark{border-left:1px solid #454b46;padding-left:clamp(23px,2.5cqi,40px)}
.prt-hub .prt-hub-hero-mark strong{font-size:clamp(86px,9cqi,140px);line-height:.9;font-weight:400;letter-spacing:-.085em;display:block;color:var(--prt-paper);white-space:nowrap}
.prt-hub .prt-hub-hero-mark strong span{font-size:.36em;color:var(--prt-mint);vertical-align:top;margin-left:8px;letter-spacing:-.05em}
.prt-hub .prt-hub-hero-mark p{font-size:24px;line-height:1.1;letter-spacing:-.05em;margin:28px 0 22px!important;color:#fff}
.prt-hub .prt-hub-hero-mark>span{font-size:11px;line-height:1.5;letter-spacing:.06em;color:#bec5bd;display:block;max-width:240px}
.prt-hub-hero-foot{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #454b46;padding-top:20px;font-size:10px;color:#c5cfc5;letter-spacing:.08em;line-height:1.5}
.prt-hub .prt-hub-content{padding:clamp(23px,4.8cqi,78px);margin-top:11px;border-radius:17px;background:#fff}
.prt-hub-intro{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(240px,.9fr);gap:7cqi;align-items:end;padding:10px 0 clamp(52px,6cqi,86px);border-bottom:1px solid var(--prt-line);margin-bottom:35px}
.prt-hub-intro .prt-index{color:var(--prt-muted)}
.prt .prt-hub-intro h2{font-size:clamp(40px,4.6cqi,73px);font-weight:400;letter-spacing:-.064em;line-height:1.04;margin-top:18px!important;max-width:900px}
.prt .prt-hub-intro>p{max-width:510px;color:#4d534f;line-height:1.68;font-size:16px}
.prt-hub .prt-hub-section{margin-bottom:27px}
.prt-hub .prt-hub-section>p{font-size:14px}
.prt-hub .prt-hub-card{border-top:1px solid var(--prt-line);border-bottom:0;scroll-margin-top:116px}
.prt-hub .prt-hub-card:last-of-type{border-bottom:1px solid var(--prt-line)}
.prt-hub .prt-hub-summary{padding:clamp(26px,3cqi,45px) 0;grid-template-columns:minmax(105px,.22fr) minmax(0,1.6fr) minmax(128px,.25fr);gap:clamp(18px,2.5cqi,43px);align-items:start}
.prt-hub .prt-hub-count{font-size:10px;letter-spacing:.065em;color:var(--prt-muted);font-weight:500}
.prt-hub .prt-hub-title{font-size:clamp(32px,3.25cqi,49px);line-height:1.04;font-weight:400}
.prt-hub .prt-hub-hook{font-size:clamp(15px,1.25cqi,18px);line-height:1.45;letter-spacing:-.03em;margin-top:11px;font-weight:500;color:#131917}
.prt-hub .prt-hub-description{font-size:14px;line-height:1.67;color:#555d57;margin-top:11px;max-width:720px}
.prt-hub .prt-hub-chips{margin-top:17px}
.prt-hub .prt-hub-chips span{font-size:10px;padding:6px 11px}
.prt-hub .prt-hub-cue{min-height:44px;justify-content:space-between;font-size:12px;font-weight:500;padding:11px 14px}
.prt-hub .prt-hub-card[open] .prt-hub-summary{padding-bottom:30px}
.prt-hub .prt-hub-card[open] .prt-hub-panel{padding-bottom:30px;border-top:1px solid var(--prt-line)}
.prt-hub .prt-hub-close-row{padding:16px 0 0}
.prt-hub .prt-roas-embedded-head{background:var(--prt-ink)}
.prt-hub .prt-hub-final{display:grid;grid-template-columns:1.15fr .85fr;align-items:start;gap:7cqi;margin-top:clamp(54px,7cqi,100px);padding-top:25px;border-top:1px solid var(--prt-line)}
.prt-hub-final .prt-index{color:#555b58}
.prt .prt-hub-final h2{font-size:clamp(34px,4.2cqi,66px);line-height:1.08;letter-spacing:-.06em;font-weight:400;margin-top:18px!important}
.prt-hub-final>div:last-child{padding-top:12px}
.prt .prt-hub-final p{font-size:14px;color:#4b544d;line-height:1.75;margin:0 0 17px!important}
.prt-hub-final a{display:inline-flex;gap:20px;border-bottom:1px solid var(--prt-ink);padding:5px 0;color:var(--prt-ink)!important;font-size:13px;font-weight:500}
/* Independent workbenches */
.prt .prt-lab{background:var(--prt-paper);font-family:inherit;color:var(--prt-ink)}
.prt-lab-intro{background:#111212;color:var(--prt-paper);padding:clamp(24px,3.4cqi,52px)}
.prt-lab-intro .prt-index{color:var(--prt-mint);font-size:10px}
.prt .prt-lab-intro h3{color:#fff;font-weight:400;font-size:clamp(33px,4.1cqi,61px);line-height:1.06;letter-spacing:-.06em;max-width:1050px;margin:15px 0 16px!important}
.prt .prt-lab-intro p{font-size:clamp(14px,1.3cqi,17px);line-height:1.65;color:#cfd8d1;max-width:750px}
.prt-lab-meta{display:flex;flex-wrap:wrap;gap:10px 26px;border-top:1px solid #485049;margin-top:30px;padding-top:17px;font-size:10px;letter-spacing:.055em;color:#bac9c1}
.prt-lab-columns{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.06fr);align-items:stretch}
.prt-lab-entry{padding:clamp(23px,3.1cqi,48px);background:var(--prt-paper);min-width:0}
.prt-lab-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:19px;flex-wrap:wrap}
.prt-lab-head .prt-index{font-size:10px}
.prt-lab-sample,.prt-lab-state{font-size:10px;letter-spacing:.04em;line-height:1.4;color:#555f57;text-align:right}
.prt .prt-lab-entry h4{font-size:clamp(28px,3cqi,41px);letter-spacing:-.055em;line-height:1.13;font-weight:400}
.prt .prt-lab-lead{font-size:14px;line-height:1.65;color:#525b53;max-width:580px;margin:13px 0 23px!important}
.prt-lab-fields{display:grid;grid-template-columns:1fr;gap:19px}
.prt-lab-field{min-width:0}
.prt .prt-lab-field label{display:block;font-size:15px;line-height:1.35;font-weight:500;margin-bottom:5px!important;color:#151b16}
.prt .prt-lab-field>p:not(.prt-lab-field-error){font-size:12px;color:#5e675f;line-height:1.5;margin:0 0 9px!important}
.prt .prt-lab-field select,.prt .prt-lab-inputwrap{width:100%;max-width:100%;min-height:51px;border:1px solid #a9b1a9;border-radius:11px;background:#fff;box-shadow:none;color:#111212}
.prt .prt-lab-field select{font-size:15px;font-weight:500;line-height:1.4;padding:13px 37px 13px 14px;cursor:pointer}
.prt .prt-lab-inputwrap{display:flex;align-items:center;overflow:hidden}
.prt .prt-lab-inputwrap span{padding:0 12px 0 14px;flex:none;font-size:16px;font-weight:500;color:#2e3d32}
.prt .prt-lab-inputwrap input{appearance:none!important;display:block!important;flex:1;min-width:0;width:100%;min-height:50px;padding:12px 14px!important;margin:0!important;border:0!important;outline:none!important;background:transparent!important;color:#111212!important;box-shadow:none!important;font-size:18px!important;line-height:1.2!important;font-weight:500!important;font-variant-numeric:tabular-nums}
.prt .prt-lab-inputwrap:focus-within,.prt .prt-lab-field select:focus-visible{border-color:#145740;box-shadow:0 0 0 2px #9ce8cd!important}
.prt .prt-lab-field input[aria-invalid=true],.prt .prt-lab-field select[aria-invalid=true]{background:#fff8f7!important}
.prt .prt-lab-field-error{font-size:12px;color:#9a3327;margin-top:7px!important}
.prt-lab-advanced{border-top:1px solid var(--prt-line);border-bottom:1px solid var(--prt-line);margin:27px 0 20px}
.prt-lab-advanced>summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:12px;align-items:center;font-weight:500;font-size:14px;line-height:1.5;padding:17px 0}
.prt-lab-advanced>summary::-webkit-details-marker{display:none}
.prt-lab-advanced>summary>span{font-size:24px;line-height:1;font-weight:400;transition:transform .18s}
.prt-lab-advanced[open]>summary>span{transform:rotate(45deg)}
.prt-lab-advanced-inner{padding:0 0 23px;display:grid;gap:19px}
.prt .prt-lab-advanced-help{font-size:12px;color:#535d56;line-height:1.65;margin:0!important}
.prt-lab-actions{display:flex;align-items:center;gap:15px;flex-wrap:wrap;padding-top:10px}
.prt .prt-lab-actions>.prt-button{font-size:13px;min-height:46px;gap:17px;border-radius:100px;display:inline-flex;align-items:center;justify-content:space-between;padding:11px 16px}
.prt .prt-lab-actions>button:not(.prt-button){border:0;box-shadow:none;text-decoration:underline;text-underline-offset:4px;background:transparent;font-weight:500;color:#313931;font-size:12px;cursor:pointer;padding:9px 0}
.prt .prt-lab-privacy{font-size:11px;line-height:1.6;color:#6a736a;margin-top:14px!important}
.prt .prt-lab-error{font-size:12px;line-height:1.5;color:#a82e24;margin-top:10px!important}
.prt-lab-readout{background:#111212;color:#efeeec;padding:clamp(26px,3.3cqi,50px);min-width:0;align-self:stretch}
.prt-lab-readout .prt-index{color:var(--prt-mint)}
.prt-lab-readout .prt-lab-state{color:#bac9be}
.prt .prt-lab-readout h4{font-size:clamp(28px,3.3cqi,47px);line-height:1.08;letter-spacing:-.055em;font-weight:400;color:#fff;max-width:630px;margin:25px 0 17px!important}
.prt .prt-lab-summary{font-size:15px;line-height:1.7;color:#d6ddd6;max-width:630px;margin:0 0 25px!important}
/* Featured LTV:CAC measure belongs to the Customer Economics worksheet only. */
.prt-lab-ratio-feature{background:var(--prt-mint);color:var(--prt-ink);border-radius:14px;padding:clamp(22px,2.6cqi,33px);margin:12px 0 24px;min-width:0}
.prt .prt-lab-ratio-kicker{display:block;font-size:11px;line-height:1.3;letter-spacing:.065em;text-transform:uppercase;font-weight:600;color:var(--prt-ink)}
.prt .prt-lab-ratio-feature>strong{display:block;font-weight:400;font-size:clamp(52px,6.5cqi,90px);line-height:1.06;letter-spacing:-.075em;margin:8px 0 14px;overflow-wrap:anywhere;color:var(--prt-ink)}
.prt .prt-lab-ratio-feature>p{margin:0!important;font-size:13px;line-height:1.6;color:#27342e;max-width:540px}
.prt .prt-lab-ratio-reveal:not([hidden]){display:inline-flex;align-items:center;gap:12px;margin-top:14px;padding:8px 0;border:0;border-bottom:1px solid currentColor;background:transparent;color:var(--prt-ink);font-size:12px;font-weight:600;cursor:pointer}
@media(max-width:560px){.prt .prt-lab-ratio-feature>strong{font-size:clamp(45px,13vw,68px)}.prt .prt-lab-ratio-feature>p{font-size:12px}}
.prt-lab-metrics{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0;border-top:1px solid #46534b;border-bottom:1px solid #46534b}
.prt-lab-metric{padding:23px 15px 23px 0;border-bottom:1px solid #455148;min-width:0}
.prt-lab-metric:nth-child(2n){padding-left:17px;padding-right:0}
.prt-lab-metric:nth-last-child(-n+2){border-bottom:0}
.prt-lab-metric span{display:block;font-size:11px;color:#b9c3bd;line-height:1.45;max-width:270px;min-height:29px}
.prt .prt-lab-metric strong{display:block;font-size:clamp(24px,2.5cqi,38px);line-height:1.12;letter-spacing:-.05em;color:var(--prt-mint);font-weight:400;overflow-wrap:anywhere;margin-top:11px}
.prt-lab-assessment{padding-top:31px}
.prt-lab-assessment .prt-index,.prt-lab-next .prt-index{font-size:10px}
.prt .prt-lab-assessment ol{list-style:none!important;padding:0!important;margin:13px 0 0!important;counter-reset:checks}
.prt .prt-lab-assessment li{list-style:none!important;display:flex;gap:13px;counter-increment:checks;border-top:1px solid #34433a;padding:12px 0;font-size:12px;line-height:1.65;color:#d8e0d9}
.prt .prt-lab-assessment li::before{content:'0' counter(checks);color:var(--prt-mint);flex:none;font-size:11px}
.prt-lab-next{padding:20px 0 0;border-top:1px solid #455148;margin-top:21px}
.prt .prt-lab-next>p{font-size:15px;line-height:1.63;color:#e1e8e0;margin-top:10px!important}
.prt .prt-lab-data-note{font-size:11px;line-height:1.57;color:#aebeb1;margin:18px 0 0!important}
.prt-lab-method{background:#fff;border-top:1px solid var(--prt-line);border-bottom:1px solid var(--prt-line)}
.prt-lab-method summary{padding:27px clamp(24px,3.3cqi,50px);display:flex;justify-content:space-between;align-items:center;gap:20px;list-style:none;cursor:pointer}
.prt-lab-method summary::-webkit-details-marker{display:none}
.prt-lab-method summary span:first-child{display:flex;flex-direction:column;gap:7px}
.prt-lab-method summary small{font-size:10px;letter-spacing:.075em;color:#566259}
.prt-lab-method summary strong{font-size:clamp(16px,1.8cqi,22px);line-height:1.3;font-weight:400;letter-spacing:-.03em}
.prt-lab-method summary>span:last-child{font-size:27px;line-height:1;transition:transform .18s}
.prt-lab-method[open] summary>span:last-child{transform:rotate(45deg)}
.prt-lab-method-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4cqi,62px);padding:0 clamp(24px,3.3cqi,50px) 38px}
.prt .prt-lab-method-grid h4{font-size:20px;line-height:1.2;letter-spacing:-.04em;margin:12px 0 15px!important;font-weight:400}
.prt-lab-detail-values>div{display:flex;justify-content:space-between;gap:20px;padding:13px 0;border-top:1px solid var(--prt-line);font-size:12px;line-height:1.45}
.prt-lab-detail-values dt{color:#47554b;max-width:60%}
.prt-lab-detail-values dd{font-weight:500;text-align:right;overflow-wrap:anywhere}
.prt .prt-lab-method-grid p{font-size:12px;color:#556157;line-height:1.7;margin-bottom:19px!important}
.prt-lab-method-state{display:inline-block;font-size:10px;letter-spacing:.06em;color:#325948;border:1px solid #bdcfbf;border-radius:100px;padding:8px 11px;margin-top:2px}
.prt-lab-foot{background:var(--prt-mint);color:#111212;display:flex;justify-content:space-between;align-items:center;gap:26px;padding:25px clamp(24px,3.3cqi,50px)}
.prt .prt-lab-foot .prt-index{font-size:10px}
.prt .prt-lab-foot p{font-size:13px;line-height:1.5;margin-top:5px!important;max-width:390px}
.prt-lab-foot-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.prt .prt-lab-foot-actions>button,.prt .prt-lab-foot-actions>a{background:#111212!important;color:#fff!important;text-decoration:none!important;border:1px solid #111212!important;border-radius:100px;min-height:43px;padding:12px 17px!important;font-size:12px;font-weight:500;line-height:1.3;cursor:pointer;display:inline-flex;align-items:center;gap:13px}
.prt .prt-lab-foot-actions>button:disabled{cursor:not-allowed;opacity:.42}
.prt .prt-lab-foot-actions>a{background:transparent!important;color:#111212!important}
/* Floating navigation lives OUTSIDE the container-type:inline-size hub to remain viewport-fixed. */
.prt-floating{position:fixed;z-index:1000;bottom:20px;left:21px;color:#fff;font-family:PRInter,Inter,Arial,Helvetica,sans-serif;font-size:13px;line-height:1.25}
.prt-floating[hidden],.prt-floating [hidden]{display:none!important}
.prt-floating button{font:inherit;cursor:pointer}
.prt-floating-trigger{display:flex;align-items:center;gap:12px;border:1px solid #fff3;color:#fff;background:#111212;border-radius:100px;min-height:47px;padding:12px 15px;box-shadow:0 4px 24px #0003;transition:background .18s,color .18s}
.prt-floating-trigger:hover,.prt-floating-trigger[aria-expanded="true"]{background:var(--prt-mint,#b2f6e3);color:#111212}
.prt-floating-dot{background:#b2f6e3;width:8px;height:8px;border-radius:50%;flex:none}
.prt-floating-current{font-variant-numeric:tabular-nums;border-left:1px solid #ffffff48;padding-left:11px;white-space:nowrap}
.prt-floating-trigger[aria-expanded="true"] .prt-floating-dot{background:#111212}
.prt-floating-chevron{font-size:17px;line-height:1;transition:transform .2s}
.prt-floating-trigger[aria-expanded="true"] .prt-floating-chevron{transform:rotate(180deg)}
.prt-floating-menu{position:absolute;left:0;bottom:calc(100% + 9px);width:min(355px,calc(100vw - 25px));max-height:min(69dvh,600px);overflow:auto;padding:12px;background:#111212;color:#fff;border:1px solid #4a5e50;border-radius:16px;box-shadow:0 17px 48px #0005}
.prt-floating-menu-head{display:flex;justify-content:space-between;align-items:center;padding:9px 10px 17px;border-bottom:1px solid #3b4941}
.prt-floating-menu-head strong{font-size:15px;font-weight:400;letter-spacing:-.025em}
.prt-floating-menu-head button{border:1px solid #576a5d;background:transparent;color:#fff;width:33px;height:33px;border-radius:50%;font-size:21px;line-height:1}
.prt-floating-menu>button{width:100%;min-height:50px;display:grid;grid-template-columns:26px 1fr 20px;gap:11px;align-items:center;text-align:left;padding:14px 10px;background:transparent;color:#d8e2da;border:0;border-bottom:1px solid #344239}
.prt-floating-menu>button:last-child{border-bottom:0}
.prt-floating-menu>button:hover,.prt-floating-menu>button[aria-current="true"]{background:#b2f6e3;color:#111212;border-radius:7px}
.prt-floating-menu>button span:first-child{font-size:11px;font-variant-numeric:tabular-nums}
.prt-floating-menu>button strong{font-size:13px;font-weight:400;line-height:1.3}
.prt-floating-menu>button span:last-child{font-size:16px}
.prt-floating :is(button):focus-visible{outline:3px solid #68c6aa;outline-offset:3px}
@container (max-width:1050px){
  .prt-hub .prt-hub-summary{grid-template-columns:75px minmax(0,1fr) 130px;gap:18px}
  .prt .prt-hub-hero-mark strong{font-size:90px}
  .prt-lab-columns{grid-template-columns:1fr 1fr}
}
@container (max-width:770px){
  .prt-hub-hero-inner{grid-template-columns:1fr}
  .prt-hub-hero-mark{border-left:0;border-top:1px solid #454b46;padding:25px 0 0;display:flex;align-items:center;gap:22px;flex-wrap:wrap}
  .prt-hub .prt-hub-hero-mark strong{font-size:70px}
  .prt-hub .prt-hub-hero-mark p{font-size:19px;margin:0!important;max-width:180px}
  .prt-hub .prt-hub-hero-mark>span{font-size:10px;max-width:200px}
  .prt-hub-intro{grid-template-columns:1fr;gap:20px}
  .prt-lab-columns{grid-template-columns:1fr}
  .prt-lab-readout{padding:30px}
  .prt-lab-method-grid{grid-template-columns:1fr;gap:12px}
  .prt-hub .prt-hub-summary{grid-template-columns:65px minmax(0,1fr)}
  .prt-hub .prt-hub-cue{grid-column:2;justify-self:start;width:auto}
  .prt-hub .prt-hub-final{grid-template-columns:1fr;gap:25px}
  .prt-lab-foot{flex-direction:column;align-items:start}
}
@container (max-width:450px){
  .prt-hub .prt-hub-hero{padding:21px 21px 24px}
  .prt-hub-hero-inner{padding:46px 0 30px;gap:33px}
  .prt-hub .prt-hero-meta{font-size:9px}
  .prt-hub .prt-hero-meta span:last-child{display:none}
  .prt-hub .prt-hub-hero .prt-overline{font-size:10px}
  .prt-hub .prt-hub-hero h1{font-size:clamp(44px,11.5cqi,59px)}
  .prt-hub .prt-hub-hero-inner>div:first-child>p:not(.prt-overline){font-size:14px;margin-top:19px!important}
  .prt-hub a.prt-hero-question{font-size:12px;min-height:45px;gap:12px}
  .prt-hub-hero-mark{gap:17px}
  .prt-hub .prt-hub-hero-mark strong{font-size:63px}
  .prt-hub .prt-hub-hero-mark p{font-size:17px;max-width:160px}
  .prt-hub .prt-hub-hero-mark>span{max-width:300px}
  .prt-hub-hero-foot{font-size:9px;flex-wrap:wrap;gap:9px 15px}
  .prt-hub .prt-hub-content{padding:23px 20px}
  .prt .prt-hub-intro h2{font-size:clamp(35px,9cqi,43px)}
  .prt .prt-hub-intro>p{font-size:13px}
  .prt-hub .prt-hub-summary{display:block;padding:26px 0 30px}
  .prt-hub .prt-hub-count{display:block;margin:0 0 13px}
  .prt-hub .prt-hub-main{display:block}
  .prt-hub .prt-hub-title{font-size:30px;display:block}
  .prt-hub .prt-hub-hook{font-size:15px;display:block;margin-top:8px}
  .prt-hub .prt-hub-description{font-size:13px;display:block}
  .prt-hub .prt-hub-chips{display:flex;gap:5px}
  .prt-hub .prt-hub-chips span{font-size:10px;padding:5px 8px}
  .prt-hub .prt-hub-cue{display:flex;margin-top:21px;width:100%}
  .prt-lab-intro{padding:25px 21px}
  .prt .prt-lab-intro h3{font-size:32px}
  .prt .prt-lab-intro p{font-size:13px}
  .prt-lab-entry,.prt-lab-readout{padding:24px 20px}
  .prt .prt-lab-readout h4{font-size:30px}
  .prt .prt-lab-summary{font-size:14px}
  .prt-lab-metric{padding-block:20px}
  .prt .prt-lab-metric strong{font-size:26px}
  .prt .prt-lab-metric span{font-size:10px}
  .prt-lab-method summary{padding:23px 20px}
  .prt-lab-method-grid{padding:0 20px 28px}
  .prt-lab-foot{padding:22px 20px}
  .prt-lab-foot-actions{width:100%}
  .prt .prt-lab-foot-actions>a,.prt .prt-lab-foot-actions>button{width:100%;justify-content:space-between}
  .prt-hub .prt-hub-card[open] .prt-hub-panel{padding-bottom:10px}
  .prt .prt-hub-final h2{font-size:35px}
}
@media(max-width:600px){
  .prt-floating{left:11px;bottom:14px;font-size:12px}
  .prt-floating-trigger{min-height:45px;padding:11px 13px;gap:10px}
  .prt-floating-menu{max-height:min(63dvh,530px);width:min(330px,calc(100vw - 22px))}
}
@media(prefers-reduced-motion:reduce){.prt-floating-trigger,.prt-floating-chevron,.prt-hub a.prt-hero-question{transition:none!important}}
.prt .prt-lab-intro .prt-lab-terms{margin-top:17px!important;padding-top:16px!important;border-top:1px solid #3e4e43;font-size:12px;line-height:1.65;color:#c0d3c5;max-width:740px}
.prt .prt-roas-deep{background:#fff;border-top:1px solid var(--prt-line)}
.prt .prt-roas-deep>summary{display:flex;align-items:center;justify-content:space-between;gap:20px;list-style:none;cursor:pointer;padding:clamp(22px,3cqi,38px);background:#fff}
.prt .prt-roas-deep>summary::-webkit-details-marker{display:none}
.prt .prt-roas-deep>summary span:first-child{display:flex;flex-direction:column;gap:7px}
.prt .prt-roas-deep>summary small{font-size:10px;letter-spacing:.08em;color:var(--prt-muted)}
.prt .prt-roas-deep>summary strong{font-size:clamp(17px,2cqi,28px);letter-spacing:-.04em;line-height:1.3;font-weight:400;color:var(--prt-ink)}
.prt .prt-roas-deep>summary span:last-child{font-size:27px;font-weight:400;line-height:1;transition:transform .2s}
.prt .prt-roas-deep[open]>summary span:last-child{transform:rotate(45deg)}
.prt .prt-roas-deep .prt-after{padding-top:0;border:0;background:#fff}
.prt .prt-roas-embedded>.prt-export{background:#fff;border-top:1px solid var(--prt-line);padding:22px clamp(24px,3cqi,44px)}
@media(prefers-reduced-motion:reduce){.prt .prt-roas-deep>summary span:last-child{transition:none}}

/* v3.0: reader-first, one-page release polish. All rules remain page/tool scoped. */
.prt .prt-hub-duration{display:block;font-size:10px;letter-spacing:.06em;line-height:1.45;color:#535d55;margin-top:12px;font-weight:500}
.prt-hub-glossary{border:1px solid var(--prt-line);border-radius:14px;margin:0 0 clamp(27px,3cqi,42px);background:var(--prt-paper);overflow:hidden}
.prt .prt-hub-glossary>summary{display:flex;align-items:center;justify-content:space-between;gap:22px;list-style:none;cursor:pointer;font-size:14px;line-height:1.55;min-height:57px;padding:17px 22px;font-weight:500;color:var(--prt-ink)}
.prt-hub-glossary>summary::-webkit-details-marker{display:none}
.prt-hub-glossary>summary span{font-size:24px;line-height:1;font-weight:400;transition:transform .2s}
.prt-hub-glossary[open]>summary span{transform:rotate(45deg)}
.prt-hub-glossary-grid{padding:21px 23px 25px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px 35px;border-top:1px solid var(--prt-line)}
.prt .prt-hub-glossary-grid strong{display:block;font-size:16px;font-weight:500;letter-spacing:-.025em;line-height:1.3;color:var(--prt-ink)}
.prt .prt-hub-glossary-grid p{margin-top:7px!important;color:#4e5950;font-size:12px;line-height:1.65}
.prt .prt-lab-related{margin-top:16px;display:inline-flex;align-items:center;justify-content:space-between;gap:16px;min-height:43px;border:1px solid var(--prt-mint);border-radius:100px;padding:11px 17px;background:var(--prt-mint);color:var(--prt-ink);cursor:pointer;font-size:13px;line-height:1.35;font-weight:500;text-align:left}
.prt .prt-lab-related:hover{background:#fff;border-color:#fff}
.prt .prt-lab-related[hidden]{display:none!important}
.prt .prt-lab-copy-status{font-size:12px;line-height:1.5;padding:11px clamp(24px,3.3cqi,50px);background:var(--prt-paper);color:var(--prt-ink)}
.prt .prt-lab-copy-status[hidden]{display:none!important}
.prt .prt-lab[data-prt-lab="invest"] .prt-lab-metric strong{font-size:clamp(18px,2cqi,28px);line-height:1.22;letter-spacing:-.035em}
.prt .prt-lab-ratio-feature>strong{max-width:100%;overflow-wrap:break-word}
.prt .prt-lab-ratio-feature>strong[data-prt-negative="true"]{font-size:clamp(40px,4.5cqi,58px)}
.prt :is(.prt-lab-inputwrap,.prt-input-wrap) input::placeholder{color:#808680}
.prt .prt-lab-foot-actions>button:disabled{opacity:.5;cursor:not-allowed}
.prt .prt-export{gap:16px}
.prt .prt-export>.prt-button{font-size:12px;flex:none}
.prt .prt-hero-question{max-width:100%}
@container(max-width:780px){
 .prt-hub-glossary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@container(max-width:450px){
 .prt-hub-glossary-grid{grid-template-columns:1fr;gap:17px;padding:21px}
 .prt .prt-hub-glossary>summary{font-size:13px;padding:16px 19px}
 .prt .prt-hub-duration{font-size:9px}
 .prt .prt-lab-related{width:100%;justify-content:space-between}
 .prt .prt-export{align-items:stretch}
 .prt .prt-export>.prt-button{width:100%;justify-content:space-between}
}
@media(prefers-reduced-motion:reduce){.prt-hub-glossary>summary span{transition:none}}
@media(max-width:600px){
 .prt .prt-field select,.prt .prt-lab-field select{font-size:16px}
 .prt-floating{bottom:max(14px,calc(env(safe-area-inset-bottom) + 9px))}
}

/* v3.0.1 / final review: source transparency, not more visual decoration. */
.prt .prt-lab-critical:not([hidden]){display:block;margin:0 0 24px!important;padding:14px 17px;border:1px solid #648677;color:#e3f2e9;background:#203128;font-size:13px;line-height:1.65;max-width:670px}
.prt .prt-lab-example-warning:not([hidden]){display:block;margin:14px 0 2px!important;padding:12px 14px;background:#fff;border:1px solid #b6b8b4;border-radius:10px;color:#333b35;font-size:12px;line-height:1.65}
.prt .prt-lab-example-warning strong{font-weight:600}
.prt .prt-lab-actions>button[data-prt-lab-action="clear"]{border:1px solid #202820!important;border-radius:100px!important;padding:10px 14px!important;text-decoration:none!important;font-size:12px!important}
.prt .prt-lab-actions>button[data-prt-lab-action="clear"]:hover{background:#111212!important;color:white!important}
.prt .prt-lab-metric span{font-size:12px;min-height:0}
.prt .prt-lab-privacy{font-size:12px}
@container(max-width:450px){
 .prt .prt-lab-metric span{font-size:12px}
 .prt .prt-lab-field>p:not(.prt-lab-field-error){font-size:13px}
 .prt .prt-lab-example-warning:not([hidden]){font-size:13px}
 .prt .prt-lab-critical:not([hidden]){font-size:13px}
}