/* The free ebook page (101-rules.html). Builds on site.css and projects.css. */
.page-rules .red{color:var(--ignite)}
.page-rules section{position:relative}

/* hero: copy left, the 101 lines right */
.rhero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,4vw,72px);align-items:center;
  min-height:100svh;padding:clamp(100px,12vh,140px) var(--gutter) clamp(40px,7vh,80px)}
.rhero__title{font-size:clamp(38px,4.3vw,78px);line-height:.98;letter-spacing:-.04em;max-width:11ch;margin-top:14px}
.rhero .lede{max-width:48ch;margin-top:20px}
.rhero .backlink{margin-bottom:26px}
/* email gate: the form card in the hero, swapped for a confirmation once they have a link */
.rgate{position:relative;margin-top:26px;max-width:600px;background:linear-gradient(180deg,rgba(15,20,26,.92),rgba(15,20,26,.7));
  border:1px solid var(--rule);padding:clamp(18px,1.8vw,26px);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 16px),calc(100% - 16px) 100%,0 100%)}
.rgate::after{content:"";position:absolute;right:0;bottom:0;width:16px;height:16px;pointer-events:none;
  background:linear-gradient(to bottom right,transparent calc(50% - 1.5px),rgba(242,242,242,.14) calc(50% - 1.5px),rgba(242,242,242,.14) 50%,transparent 50%)}
.rgate::before{content:"";position:absolute;left:0;top:0;width:56px;height:2px;background:var(--ignite)}
.rgate__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 14px}
.rgate__field{min-width:0}
.rgate__field label,.rgate__hp label{display:block;font-family:var(--display);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--cloud);margin-bottom:7px}
.rgate__field label span{color:var(--grey-2);letter-spacing:.1em}
.rgate input[type=text],.rgate input[type=email],.rgate input[type=tel]{width:100%;height:44px;padding:0 14px;background:#05080b;color:var(--cloud);
  border:1px solid rgba(242,242,242,.2);border-radius:0;font-family:var(--body);font-weight:300;font-size:16px;line-height:1;
  -webkit-appearance:none;appearance:none;transition:border-color .2s,box-shadow .2s,background .2s}
.rgate input::placeholder{color:var(--slate)}
.rgate input:hover{border-color:rgba(242,242,242,.34)}
.rgate input:focus{outline:none;border-color:var(--ignite);background:#0a0d11;box-shadow:0 0 0 3px rgba(209,2,8,.28)}
.rgate input[aria-invalid=true]{border-color:var(--ignite-lite);background:rgba(209,2,8,.08)}
.rgate input:-webkit-autofill{-webkit-text-fill-color:var(--cloud);-webkit-box-shadow:0 0 0 40px #05080b inset;caret-color:var(--cloud)}
.rgate__hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.rgate__check{position:relative;display:flex;align-items:center;gap:12px;margin-top:14px;font-size:14px;color:var(--grey);cursor:pointer;user-select:none;width:fit-content}
.rgate__check input{position:absolute;opacity:0;width:20px;height:20px;margin:0;cursor:pointer}
.rgate__box{flex:0 0 20px;width:20px;height:20px;border:1px solid rgba(242,242,242,.34);background:#05080b;position:relative;transition:background .2s,border-color .2s}
.rgate__box::after{content:"";position:absolute;left:6px;top:2px;width:5px;height:10px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg) scale(0);transition:transform .2s var(--ease)}
.rgate__check input:checked+.rgate__box{background:var(--ignite);border-color:var(--ignite)}
.rgate__check input:checked+.rgate__box::after{transform:rotate(45deg) scale(1)}
.rgate__check input:focus-visible+.rgate__box{box-shadow:0 0 0 3px rgba(209,2,8,.4);border-color:var(--ignite)}
.rgate__check:hover{color:var(--cloud)}
.rgate__actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:18px}
.rgate .btn{border:0;cursor:pointer}
.rgate .btn svg{width:16px;fill:none;stroke:currentColor;stroke-width:1.8}
.rgate .btn--ghost{color:var(--cloud);padding:16px 20px}
.rgate .btn:focus-visible{outline:2px solid var(--ignite-lite);outline-offset:3px}
.rgate__submit[disabled]{cursor:progress;background:var(--merlot);color:rgba(255,255,255,.8)}
.rgate__submit[disabled] svg{animation:rgate-dl 1s var(--ease) infinite}
@keyframes rgate-dl{0%{transform:translateY(-3px);opacity:.3}50%{opacity:1}100%{transform:translateY(3px);opacity:.3}}
.rgate__err{margin-top:12px;font-size:14px;line-height:1.45;color:var(--ignite-lite)}
.rgate__err:empty{display:none}
.rgate__done:not([hidden]){display:block;outline:none}
.rgate__tick{width:40px;height:40px;border:1px solid var(--ignite);background:rgba(209,2,8,.16);display:grid;place-items:center}
.rgate__tick svg{width:20px;fill:none;stroke:var(--cloud);stroke-width:2}
.rgate__title{font-family:var(--display);font-weight:400;color:var(--cloud);font-size:clamp(24px,2.2vw,34px);letter-spacing:-.03em;line-height:1.05;margin-top:18px}
.rgate__note{margin-top:10px;color:var(--grey);font-size:15px;line-height:1.55;max-width:44ch}
.rhero__meta{margin-top:18px;font-family:var(--display);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--grey-2)}
.rhero__art{position:relative;aspect-ratio:1.15/1;width:100%}
.rart{position:absolute;inset:0;width:100%;height:100%;cursor:crosshair;touch-action:pan-y}
.rart__hint{position:absolute;left:0;bottom:-6px;font-family:var(--display);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--grey-2)}
.rart__hint span:first-child{color:var(--cloud)}
.rart__tip{position:absolute;left:0;right:0;top:-8px;min-height:52px;pointer-events:none;opacity:0;transition:opacity .2s}
.rart__tip.is-on{opacity:1}
.rart__tip b{display:block;font-family:var(--display);font-weight:400;font-size:clamp(15px,1.3vw,20px);color:var(--cloud);letter-spacing:-.01em}
.rart__tip span{font-family:var(--display);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--ignite-lite)}

/* why */
.rwhy{padding:clamp(80px,12vw,160px) var(--gutter);border-top:1px solid var(--rule)}
.rwhy__grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(30px,5vw,90px);margin-top:26px}
.rwhy__lead{font-size:clamp(26px,3vw,48px);line-height:1.12;letter-spacing:-.03em}
.rwhy__body p{color:var(--grey);font-size:clamp(15px,1.15vw,18px);line-height:1.65;margin-bottom:1.1em;max-width:46ch}
.rstats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--rule);margin-top:34px}
.rstats div{padding:18px 12px 0 0}
.rstats dt{font-family:var(--display);font-weight:200;font-size:clamp(30px,3.2vw,52px);color:var(--cloud);letter-spacing:-.05em;line-height:1}
.rstats dd{margin-top:8px;font-size:13px;color:var(--grey-2)}

/* chapters accordion */
.rch{padding:clamp(80px,10vw,140px) var(--gutter)}
.rch__head .display{font-size:clamp(28px,3.4vw,56px);max-width:18ch;margin-top:18px}
.rch__list{list-style:none;margin-top:clamp(36px,5vw,64px);border-top:1px solid var(--rule)}
.rch__item{border-bottom:1px solid var(--rule)}
.rch__btn{width:100%;display:grid;grid-template-columns:64px minmax(0,1fr) minmax(0,1.2fr) 90px 34px;gap:18px;align-items:center;
  padding:24px 0;text-align:left;background:none;border:0;color:inherit;cursor:pointer;font:inherit;transition:background .25s}
.rch__btn:hover{background:rgba(242,242,242,.03)}
.rch__n{font-family:var(--display);font-size:12px;letter-spacing:.14em;color:var(--ignite-lite)}
.rch__t{font-family:var(--display);font-weight:400;font-size:clamp(18px,1.7vw,26px);color:var(--cloud);letter-spacing:-.02em}
.rch__d{color:var(--grey-2);font-size:14px}
.rch__c{font-family:var(--display);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--grey);text-align:right}
.rch__plus{position:relative;width:30px;height:30px;border:1px solid var(--rule);justify-self:end}
.rch__plus::before,.rch__plus::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:1.5px;background:var(--cloud);transform:translate(-50%,-50%);transition:transform .35s var(--ease)}
.rch__plus::after{transform:translate(-50%,-50%) rotate(90deg)}
.rch__item.is-open .rch__plus{border-color:var(--ignite);background:rgba(209,2,8,.14)}
.rch__item.is-open .rch__plus::after{transform:translate(-50%,-50%) rotate(0)}
.rch__rules{height:0;overflow:hidden}
.rch__rules ol{list-style:none;columns:2;column-gap:48px;padding:0 0 28px 82px}
.rch__rules li{break-inside:avoid;display:grid;grid-template-columns:38px minmax(0,1fr);padding:7px 0;color:var(--grey);font-size:15px;border-top:1px solid rgba(242,242,242,.06)}
.rch__rules li span{font-family:var(--display);font-size:11px;color:var(--ignite-lite);padding-top:3px}

/* sample page */
.rsample{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(30px,5vw,90px);align-items:start;
  padding:clamp(80px,10vw,140px) var(--gutter);border-top:1px solid var(--rule)}
.rsample__head{position:sticky;top:120px;min-width:0}
.rsample__head .display{font-size:clamp(28px,3.2vw,52px);margin-top:18px;max-width:14ch}
.rsample__tabs{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}
.rsample__tabs .chip{text-align:left}
.rpage{background:#fff;color:#24282d;aspect-ratio:148/210;width:100%;max-width:560px;justify-self:center;padding:clamp(26px,3.6vw,48px) clamp(22px,3.2vw,42px);
  box-shadow:0 30px 80px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.05);display:flex;flex-direction:column;overflow:hidden}
.rpage__top{display:flex;justify-content:space-between;align-items:flex-end}
.rpage__no{font-family:var(--display);font-weight:200;font-size:clamp(44px,5vw,72px);line-height:.85;color:var(--ignite);letter-spacing:-.05em}
.rpage__ch{font-family:var(--display);font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:#8d939c}
.rpage h3{font-family:var(--display);font-weight:400;color:#0b0d10;font-size:clamp(20px,2.1vw,30px);line-height:1.08;letter-spacing:-.025em;margin:18px 0 20px}
.rpage__k{display:block;font-family:var(--display);font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:#5f6670;margin-bottom:5px}
.rpage__words{border-left:3px solid var(--ignite);padding-left:16px;margin-bottom:20px}
.rpage__words .rpage__k{color:var(--ignite)}
.rpage__words p{font-size:clamp(15px,1.3vw,18px);line-height:1.45;color:#0b0d10}
.rpage__sec{margin-bottom:14px}
.rpage__sec p{font-size:clamp(13px,1vw,14.5px);line-height:1.55;color:#24282d}
.rpage__try{margin-top:auto;background:#f2f2f2;padding:16px 18px;position:relative}
.rpage__try .rpage__k{color:var(--ignite)}
.rpage__try p{font-weight:500;color:#0b0d10;font-size:clamp(13.5px,1.05vw,15px);line-height:1.5;padding-right:70px}
.rpage__copy{position:absolute;right:12px;top:12px;font-family:var(--display);font-size:9px;letter-spacing:.16em;text-transform:uppercase;
  color:#0b0d10;background:#fff;border:1px solid #dfe1e4;padding:7px 10px;cursor:pointer}
.rpage__copy:hover{border-color:var(--ignite);color:var(--ignite)}

/* page rail */
.rpages{padding:clamp(80px,10vw,140px) 0;border-top:1px solid var(--rule)}
.rpages__head{padding:0 var(--gutter);display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px 30px}
.rpages__head .eyebrow{flex-basis:100%;margin:0}
.rpages__head .display{font-size:clamp(28px,3.2vw,52px)}
.rpages__hint{font-family:var(--display);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--grey-2)}
.rpages__rail{display:flex;gap:clamp(14px,2vw,28px);overflow-x:auto;padding:40px var(--gutter) 20px;cursor:grab;scrollbar-width:thin;scrollbar-color:var(--slate) transparent;
  overscroll-behavior-x:contain;scroll-snap-type:x proximity}
.rpages__rail.is-drag{cursor:grabbing;scroll-snap-type:none}
.rpages__page{flex:0 0 clamp(200px,22vw,320px);scroll-snap-align:start;user-select:none}
.rpages__page img{width:100%;height:auto;display:block;box-shadow:0 20px 50px rgba(0,0,0,.55);transition:transform .5s var(--ease)}
.rpages__page:hover img{transform:translateY(-8px)}
.rpages__page figcaption{margin-top:12px;font-family:var(--display);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--grey-2)}

.rclose{padding-top:clamp(80px,10vw,140px)}

@media (max-width:860px){
  .rhero{grid-template-columns:minmax(0,1fr);min-height:0;padding-top:96px}
  .rhero__art{aspect-ratio:1.5/1;margin-top:10px}
  .rwhy__grid,.rsample{grid-template-columns:minmax(0,1fr)}
  .rsample__head{position:static}
  .rsample__tabs{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;margin-right:calc(var(--gutter) * -1)}
  .rsample__tabs .chip{white-space:nowrap;flex:0 0 auto}
  .rpage{aspect-ratio:auto}
  .rch__btn{grid-template-columns:40px minmax(0,1fr) 30px;gap:6px 12px;padding:18px 0}
  .rch__d{grid-column:2;grid-row:2}
  .rch__c{display:none}
  .rch__plus{grid-column:3;grid-row:1}
  .rch__rules ol{columns:1;padding:0 0 22px 52px}
  .rstats dd{font-size:12px}
  .rgate{max-width:none}
}
@media (max-width:560px){
  .rgate__grid{grid-template-columns:minmax(0,1fr);gap:12px}
  .rgate__actions .btn{flex:1 1 100%;justify-content:center}
}

.rart__hint--touch{display:none}
@media (hover:none){.rart__hint--fine{display:none}.rart__hint--touch{display:inline}}

/* about Ahaan */
.rabout{padding:clamp(80px,10vw,150px) var(--gutter);border-top:1px solid var(--rule)}
.rabout__intro{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(30px,5vw,90px);align-items:center}
.rabout__photo{margin:0;position:relative;aspect-ratio:4/5;overflow:hidden;background:var(--graphite)}
.rabout__photo img{width:100%;height:100%;object-fit:cover;object-position:50% 25%;display:block;transform:scale(1.06);will-change:transform}
.rabout__photo::after{content:"";position:absolute;inset:auto 0 0 0;height:40%;background:linear-gradient(0deg,rgba(0,0,0,.65),rgba(0,0,0,0));pointer-events:none}
.rabout__title{font-size:clamp(30px,3.6vw,60px);line-height:1.04;letter-spacing:-.035em;margin:18px 0 18px;max-width:16ch}
.rabout__lead{font-family:var(--display);color:var(--ignite-lite);font-size:clamp(15px,1.2vw,19px);margin-bottom:24px}
.rabout__copy p:not(.eyebrow):not(.rabout__lead){color:var(--grey);font-size:clamp(15px,1.12vw,18px);line-height:1.65;margin-bottom:1em;max-width:52ch}
.rabout__principles{margin-top:clamp(70px,9vw,130px)}
.rprin{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--rule);border:1px solid var(--rule);margin-top:22px}
.rprin__item{background:#000;padding:clamp(22px,2.4vw,34px);display:flex;flex-direction:column;gap:12px;transition:background .35s var(--ease)}
.rprin__item:hover{background:#0a0d11}
.rprin__item:hover .rprin__n{color:#fff;background:var(--ignite)}
.rprin__n{align-self:flex-start;font-family:var(--display);font-size:11px;letter-spacing:.14em;color:var(--ignite-lite);border:1px solid rgba(209,2,8,.5);padding:5px 8px;transition:all .3s var(--ease)}
.rprin__item h3{font-family:var(--display);font-weight:400;color:var(--cloud);font-size:clamp(18px,1.5vw,22px);letter-spacing:-.02em}
.rprin__item p{color:var(--grey-2);font-size:14.5px;line-height:1.55}
.rcompare{margin-top:clamp(70px,9vw,130px)}
.rcompare__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px 40px}
.rcompare__head .eyebrow{flex-basis:100%;margin:0}
.rcompare__head .display{font-size:clamp(26px,3vw,48px);max-width:18ch}
.rcompare__switch{position:relative;display:inline-grid;grid-template-columns:1fr 1fr;border:1px solid var(--rule);padding:4px}
.rcompare__opt{position:relative;z-index:1;background:none;border:0;cursor:pointer;font-family:var(--display);font-size:11px;letter-spacing:.12em;text-transform:uppercase;padding:12px 16px;color:var(--grey);transition:color .3s;white-space:nowrap}
.rcompare__opt.is-on{color:#fff}
.rcompare__thumb{position:absolute;top:4px;bottom:4px;left:4px;width:calc(50% - 4px);background:var(--ignite);transition:transform .45s var(--ease)}
.rcompare__switch[data-side="general"] .rcompare__thumb{transform:translateX(0);background:#2a3038}
.rcompare__switch[data-side="built"] .rcompare__thumb,.rcompare__switch:not([data-side]) .rcompare__thumb{transform:translateX(100%)}
.rcompare__rows{margin-top:34px;border-top:1px solid var(--rule)}
.rcompare__row{display:grid;grid-template-columns:180px minmax(0,1fr) minmax(0,1fr);gap:28px;padding:20px 0;border-bottom:1px solid var(--rule);align-items:baseline}
.rcompare__row dt{font-family:var(--display);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--grey-2)}
.rcompare__row dd{margin:0;font-size:clamp(15px,1.15vw,18px);line-height:1.5;transition:opacity .45s var(--ease),color .45s var(--ease)}
.rcompare__rows[data-side="built"] .is-general,.rcompare__rows[data-side="general"] .is-built{opacity:.28}
.rcompare__rows[data-side="built"] .is-built{color:var(--cloud)}
.rcompare__rows[data-side="general"] .is-general{color:var(--cloud)}
.rcompare__rows[data-side="built"] .is-built::before{content:"";display:inline-block;width:7px;height:7px;background:var(--ignite);margin-right:10px;vertical-align:middle}
.rabout__wide{margin:clamp(60px,8vw,110px) 0 0;aspect-ratio:21/9;overflow:hidden;background:var(--graphite)}
.rabout__wide img{width:100%;height:100%;object-fit:cover;display:block}
.rabout__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:clamp(50px,6vw,80px)}
@media (max-width:860px){
  .rabout__intro{grid-template-columns:minmax(0,1fr)}
  .rabout__photo{aspect-ratio:4/4.4}
  .rprin{grid-template-columns:minmax(0,1fr)}
  .rcompare__switch{width:100%}
  .rcompare__opt{white-space:normal;padding:12px 10px;font-size:10px}
  .rcompare__row{grid-template-columns:minmax(0,1fr);gap:6px;padding:16px 0}
  .rcompare__rows[data-side="built"] .is-general,.rcompare__rows[data-side="general"] .is-built{display:none}
  .rabout__wide{aspect-ratio:4/3}
}

.rabout__principles{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1.38fr);gap:clamp(24px,4vw,64px);align-items:end}
.rabout__principles:not(:has(.rabout__side)){grid-template-columns:minmax(0,1fr)}
.rabout__side{margin:0;aspect-ratio:4/5;overflow:hidden;background:var(--graphite)}
.rabout__side img{width:100%;height:100%;object-fit:cover;object-position:50% 30%;display:block}
.rabout__prin .rprin{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:860px){.rabout__principles{grid-template-columns:minmax(0,1fr)}.rabout__side{aspect-ratio:4/4}.rabout__prin .rprin{grid-template-columns:minmax(0,1fr)}}