.p35{width:min(1160px,calc(100% - 2*var(--gutter)));margin:48px auto 0;--paper:oklch(98% .008 265);--wash:oklch(95% .02 265)}
.p35 h1{font-size:clamp(34px,4.6vw,60px);font-weight:440;letter-spacing:-.047em;line-height:1.08;margin:22px 0}
.p35 h1 span{color:var(--blue-deep)}
.p35 h2{font-size:clamp(25px,3vw,36px);font-weight:460;letter-spacing:-.035em;line-height:1.2;margin:0 0 20px}
.p35 h3{font-size:21px;font-weight:550;line-height:1.3;letter-spacing:-.02em;margin:22px 0 10px}
.p35 p,.p35 li{max-width:72ch}.p35 p{margin:0 0 18px;color:var(--ink-2)}
.p35 .lede{font-size:20px;line-height:1.6;color:var(--ink-2);max-width:65ch}
.p35 .byline{margin:25px 0 0}.p35 .byline p{margin:0}
.p35 section{margin-top:76px;scroll-margin-top:160px}.p35 .intro{margin-top:38px}
.p35 .art{margin:0}.p35 .art img{display:block;width:100%;border-radius:24px;background:var(--paper)}
.p35 figcaption{font-size:12px;line-height:1.5;color:var(--muted);margin:10px 0 0;max-width:80ch}
.p35 .hero{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}.p35 .hero h1{font-size:clamp(34px,4vw,52px)}
.p35 .hero .lede{font-size:18px}.p35 .hero .art img{aspect-ratio:1;object-fit:cover}
.p35 .split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.p35 .note{padding:25px 30px;background:var(--wash);border-radius:18px;color:var(--ink)}
.p35 .note p:last-child{margin-bottom:0}.p35 .small{font-size:14px;color:var(--muted)}
.p35 a:not(.m-pill):not(.m-button){text-decoration-thickness:1px;text-underline-offset:4px;color:var(--blue-deep)}
.p35 .flow{list-style:none;padding:0;display:flex;gap:16px;align-items:stretch;margin:30px 0}
.p35 .flow li{flex:1;padding:22px;background:var(--wash);border:1px solid var(--line);border-radius:16px;font-size:15px}
.p35 .flow b{display:block;font-size:18px;font-weight:550;margin-bottom:8px}.p35 .flow span{color:var(--ink-2)}
.p35 .contact{padding:38px;background:var(--wash);border:1px solid var(--line);border-radius:24px}
.p35 .contact h2{max-width:25ch}.p35 .contact .method{display:inline-block;margin:16px}
.p35 .sources{margin-top:56px;padding:28px 0;border-top:1px solid var(--line);font-size:14px}.p35 .sources h2{font-size:20px}
.p35 .sources ul,.p35 .related ul{padding-left:20px;display:grid;gap:10px}.p35 .related{margin-top:56px}
.p35 .related h2{font-size:24px}.p35 .tablebox{overflow:auto;border:1px solid var(--line);border-radius:20px;padding:4px}
.p35 table{border-collapse:collapse;width:100%;font-size:15px;text-align:left}.p35 caption{text-align:left;padding:18px;font-weight:550;color:var(--ink)}
.p35 th,.p35 td{padding:18px;vertical-align:top;border-bottom:1px solid var(--line)}.p35 thead th{background:var(--wash);font-weight:550}
.p35 tbody th{font-weight:550}.p35 tr:last-child td,.p35 tr:last-child th{border-bottom:0}
.p35 input,.p35 select{max-width:100%;min-width:0;padding:12px 14px;border:1px solid #97a8c5;border-radius:10px;background:var(--paper);color:var(--ink)}
.p35 label{display:grid;gap:8px;color:var(--ink);font-size:15px;font-weight:500}.p35 button{cursor:pointer}
.p35 .rules{display:grid;gap:20px}.p35 details{border-bottom:1px solid var(--line);padding:18px 0}.p35 summary{font-size:19px;font-weight:550;cursor:pointer}.p35 details p{margin:18px 0 0}
@media(max-width:900px){.p35 .hero,.p35 .split{grid-template-columns:1fr;gap:28px}.p35 .hero .art{max-width:650px}.p35 .hero .art img{aspect-ratio:3/2}.p35 .flow{flex-direction:column}.p35 .hero h1{font-size:clamp(34px,6vw,52px)}}
@media(max-width:600px){.p35{margin-top:30px}.p35 section{margin-top:54px}.p35 .lede{font-size:18px}.p35 .contact,.p35 .note{padding:24px}.p35 .contact .method{margin-left:0;display:block}.p35 th,.p35 td{padding:13px}.p35 .tablebox{font-size:14px}}
.p35 .wide-head{max-width:970px}.p35 .formula-opening{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;margin-top:42px}.p35 .formula{padding:30px;background:var(--wash);border-radius:24px}.p35 .formula h2{font-size:28px}.p35 .equation{font-size:21px;line-height:1.6;color:var(--ink);font-weight:500}.p35 .example{display:grid;grid-template-columns:1fr 1fr;gap:34px;margin-top:30px}.p35 .example>div{padding:28px;border:1px solid var(--line);border-radius:20px}.p35 .example h3{margin-top:0}.p35 dl{margin:0}.p35 dl>div{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}.p35 dd{margin:0;color:var(--ink);font-weight:500}.p35 dt{color:var(--ink-2)}.p35 .calculation{background:var(--paper)}.p35 .calculator{border:1px solid var(--line);border-radius:24px;overflow:hidden}.p35 .calculator[hidden]{display:none}.p35 .calc-heading{padding:32px 32px 0}.p35 .calc-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;padding:32px}.p35 form{display:grid;gap:24px}.p35 fieldset{border:0;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:20px}.p35 legend{font-size:20px;font-weight:550;margin-bottom:20px}.p35 form button{justify-self:start}.p35 .calc-results{background:var(--wash);padding:26px;border-radius:18px;align-self:start}.p35 .calc-results h3{margin-top:0}.p35 .calc-results dl>div{grid-template-columns:1fr;gap:4px}.p35 .calc-results dd{font-size:24px;font-weight:450}.p35 .calc-results .small{margin-top:22px}.p35 .sensitivity{display:grid;grid-template-columns:1fr 1fr;gap:40px}@media(max-width:950px){.p35 .formula-opening,.p35 .example,.p35 .calc-layout,.p35 .sensitivity{grid-template-columns:1fr}.p35 .calc-results dl>div{grid-template-columns:1fr 1fr}.p35 .calc-results dd{font-size:20px}}@media(max-width:600px){.p35 .formula,.p35 .example>div,.p35 .calc-heading,.p35 .calc-layout{padding:24px}.p35 .calc-heading{padding-bottom:0}.p35 fieldset{grid-template-columns:1fr}.p35 .calc-results dl>div{grid-template-columns:1fr}.p35 .example dl>div{grid-template-columns:1fr;gap:3px}}