.rlx{--ink:#18232D;--ink2:#45525E;--ink3:#2A3947;--slate:#EDF2F6;--blue:#135DFF;--cyan:#00A8BD;--white:#FFFFFF;--mute:#C9D3DC;--rule:rgba(24,35,45,.16);--rule2:rgba(24,35,45,.34);
  max-width:1200px;margin-inline:auto;padding:0 clamp(16px,4vw,32px) calc(110px + env(safe-area-inset-bottom));direction:rtl;color:var(--ink);font:400 1rem/1.6 "Heebo","IBM Plex Sans",system-ui,sans-serif;overflow-wrap:break-word;overflow-x:clip}
.rlx *,.rlx *::before,.rlx *::after{box-sizing:border-box}
.rlx [hidden]{display:none!important}
.rlx a{color:var(--blue);text-underline-offset:.2em;text-decoration-thickness:1px}
.rlx a:hover{color:var(--ink)}
.rlx :focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.rlx .num{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums;direction:ltr;unicode-bidi:isolate}
.rlx bdi{font-family:"IBM Plex Sans","Heebo",system-ui,sans-serif}
.rlx .sr{position:absolute!important;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;padding:0}
.rlx .brand{display:flex;align-items:center;gap:10px;min-height:56px;border-bottom:1px solid var(--rule2);font-weight:800}
.rlx .brand img{inline-size:28px;block-size:28px}
.rlx .brand span:last-child{margin-inline-start:auto;font:600 .8125rem/1.2 "Heebo",sans-serif;color:var(--ink2)}
.rlx .btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:1.5px solid var(--ink);border-radius:2px;background:var(--white);color:var(--ink)!important;font:700 1rem/1.2 "Heebo",system-ui,sans-serif;text-decoration:none;cursor:pointer;text-align:center}
.rlx .btn:hover{background:var(--ink);color:var(--white)!important}
.rlx .btn--primary{background:var(--blue);border-color:var(--blue);color:var(--white)!important}
.rlx .btn--primary:hover{background:var(--ink);border-color:var(--ink)}
.rlx .btn--ink{background:var(--ink);color:var(--white)!important}
.rlx .btn--ink:hover{background:var(--blue);border-color:var(--blue)}
.rlx .btn--quiet{border-color:var(--rule2)}
.rlx .actions{display:flex;flex-wrap:wrap;gap:8px}

/* hero: text + image, asymmetric */
.rlx .hero{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;padding-block:clamp(16px,4vw,40px) 0}
.rlx .hero__txt{border-top:6px solid var(--ink);padding-top:16px;min-width:0}
.rlx .kicker{display:flex;align-items:center;gap:10px;margin:0;font-weight:700;font-size:.9375rem;color:var(--blue)}
.rlx .kicker::before{content:"";inline-size:24px;block-size:2px;background:var(--cyan)}
.rlx .h1{margin:10px 0 0;font-weight:900;font-size:clamp(2rem,1.05rem + 4.1vw,4.25rem);line-height:1.03;letter-spacing:-.018em;text-wrap:balance}
.rlx .lead{margin:14px 0 0;max-width:40ch;font-size:clamp(1.0625rem,1rem + .4vw,1.3125rem);line-height:1.55;color:var(--ink2);text-wrap:pretty}
.rlx .hero__txt .actions{margin-top:20px}
.rlx .fig{margin:0;min-width:0}
.rlx .fig__frame{aspect-ratio:4/3;background:var(--slate) linear-gradient(90deg,var(--rule) 1px,transparent 1px) 0 0/40px 40px;border-bottom:6px solid var(--ink);overflow:hidden}
.rlx .fig__frame img{display:block;inline-size:100%;block-size:100%;object-fit:cover}
.rlx .fig__cap{display:flex;align-items:center;gap:10px;padding-top:8px;font-size:.875rem;font-weight:600;color:var(--ink2)}
.rlx .fig__cap::before{content:"";flex:none;inline-size:20px;block-size:2px;background:var(--cyan)}
@media  (min-width:960px){.rlx .hero{grid-template-columns:minmax(0,5fr) minmax(0,7fr);column-gap:clamp(28px,4vw,56px);align-items:center}.rlx .fig{margin-inline-end:calc(-1 * clamp(16px,4vw,32px))}}

/* tool */
.rlx .tool{margin-top:clamp(28px,5vw,56px);scroll-margin-top:16px}
.rlx .tool__head{background:var(--ink);color:var(--white);padding:clamp(16px,3vw,26px) clamp(14px,3vw,28px) 14px;border-top:4px solid var(--cyan)}
.rlx .h2{margin:0;font-weight:800;font-size:clamp(1.5rem,1.2rem + 1.4vw,2.25rem);line-height:1.15;text-wrap:balance}
.rlx .tool__head p{margin:6px 0 0;color:var(--mute);max-width:60ch}
.rlx .tool__body{display:grid;grid-template-columns:minmax(0,1fr);gap:0;background:var(--slate)}
@media  (min-width:980px){.rlx .tool__body{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
.rlx .form{display:grid;gap:14px;padding:16px clamp(14px,3vw,28px) 20px;min-width:0}
.rlx .samplebar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px}
.rlx .samplebar p{margin:0;font-size:.9375rem;color:var(--ink2)}
.rlx .row{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}
@media  (min-width:560px){.rlx .row{grid-template-columns:repeat(2,minmax(0,1fr))}.rlx .row--3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rlx .field{display:grid;gap:6px;min-width:0;align-content:start}
.rlx .label{font-weight:700;font-size:.9375rem;line-height:1.3}
.rlx .hint{margin:0;font-size:.875rem;color:var(--ink2)}
.rlx .sel{inline-size:100%;min-width:0;min-height:48px;padding:0 12px;border:1.5px solid var(--ink);border-radius:2px;background:var(--white);color:var(--ink);font:500 1rem/1.2 "Heebo",sans-serif}
.rlx .inwrap{display:flex;min-height:48px;border:1.5px solid var(--ink);border-radius:2px;background:var(--white)}
.rlx .inwrap:focus-within{outline:3px solid var(--blue);outline-offset:3px}
.rlx .in{flex:1;min-width:0;inline-size:100%;padding:0 12px;border:0;background:transparent;color:var(--ink);font:600 1.125rem/1 "IBM Plex Mono",ui-monospace,monospace;text-align:right}
.rlx .in:focus{outline:none}
.rlx .unit{display:grid;place-items:center;padding:0 12px;border-inline-start:1px solid var(--rule2);background:var(--slate);font-size:.875rem;font-weight:600;color:var(--ink2);white-space:nowrap}
.rlx .inwrap:has([aria-invalid="true"]){border-width:3px}
.rlx .err{margin:0;padding:6px 8px;border-inline-start:4px solid var(--ink);background:var(--white);font-weight:700;font-size:.875rem}
.rlx .seg{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;padding:0;border:0;min-width:0}
.rlx .seg--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.rlx .seg legend{grid-column:1/-1;padding:0;margin-bottom:6px;font-weight:700;font-size:.9375rem}
.rlx .seg label{position:relative;display:block;cursor:pointer}
.rlx .seg input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.rlx .seg span{display:flex;align-items:center;justify-content:center;min-height:48px;padding:4px 8px;border:1.5px solid var(--rule2);background:var(--white);font-weight:700;font-size:.9375rem;text-align:center;line-height:1.25}
.rlx .seg label+label span{border-inline-start:0}
.rlx .seg input:checked+span{background:var(--ink);border-color:var(--ink);color:var(--white);box-shadow:inset 0 -4px 0 var(--cyan)}
.rlx .seg input:focus-visible+span{outline:3px solid var(--blue);outline-offset:2px;position:relative;z-index:1}
.rlx .more{background:var(--white);border:1.5px solid var(--ink)}
.rlx .more>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px;padding:0 14px;cursor:pointer;list-style:none;font-weight:700}
.rlx .more>summary::-webkit-details-marker{display:none}
.rlx .more>summary::after{content:"+";flex:none;display:grid;place-items:center;inline-size:32px;block-size:32px;border:1.5px solid var(--ink);font:600 1.125rem/1 "IBM Plex Mono",monospace}
.rlx .more[open]>summary::after{content:"−";background:var(--ink);color:var(--white)}
.rlx .more__body{display:grid;gap:14px;padding:4px 14px 16px;border-top:1px solid var(--rule)}
.rlx .more__g{display:grid;gap:10px;padding-top:12px;border-top:1px solid var(--rule)}
.rlx .more__g:first-child{border-top:0}
.rlx .more__g>p{margin:0;font-weight:800}

/* dossier */
.rlx .dossier{background:var(--white);border-inline-start:1px solid var(--rule2);min-width:0;display:grid;align-content:start}
.rlx .dossier__idle{margin:0;padding:20px clamp(14px,3vw,28px);font-size:1rem;color:var(--ink2)}
.rlx .dossier__h{margin:0;padding:16px clamp(14px,3vw,28px) 10px;font-weight:800;font-size:1.375rem;border-top:6px solid var(--blue);scroll-margin-top:16px}
.rlx .dossier__h:focus{outline:3px solid var(--blue);outline-offset:-3px}
.rlx .big{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,140px),1fr));gap:0;margin:0;border-block:1px solid var(--rule2)}
.rlx .big>div{padding:12px clamp(14px,3vw,28px);border-inline-start:1px solid var(--rule)}
.rlx .big>div:first-child{border-inline-start:0}
.rlx .big dt{font-weight:700;font-size:.875rem;color:var(--ink2)}
.rlx .big dd{margin:2px 0 0;font:600 clamp(1.625rem,1.3rem + 1.2vw,2.25rem)/1.05 "IBM Plex Mono",monospace;direction:ltr;unicode-bidi:isolate;text-align:right}
.rlx .big dd small{font:600 .9375rem "Heebo",sans-serif;color:var(--ink2)}
.rlx .big .open{font:700 1rem/1.3 "Heebo",sans-serif}
.rlx .req{list-style:none;margin:0;padding:0}
.rlx .req li{display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;padding:12px clamp(14px,3vw,28px);border-top:1px solid var(--rule)}
.rlx .req li:first-child{border-top:0}
.rlx .req__n{display:grid;place-items:center;inline-size:34px;block-size:28px;background:var(--ink);color:var(--white);font-size:.8125rem;font-weight:600}
.rlx .req__b{display:grid;gap:2px;min-width:0}
.rlx .req__b strong{font-weight:800}
.rlx .req__b p{margin:0;font-size:1rem;line-height:1.55}
.rlx .req__b .q{color:var(--ink2)}
.rlx .tag{display:inline-flex;align-items:center;gap:6px;justify-self:start;min-height:26px;padding:0 8px;border:1.5px dashed var(--ink);font-size:.8125rem;font-weight:800}
.rlx .qs{margin:0;padding:14px clamp(14px,3vw,28px);background:var(--slate);border-top:1px solid var(--rule2)}
.rlx .qs p{margin:0 0 6px;font-weight:800}
.rlx .qs ol{margin:0;padding-inline-start:1.25em;display:grid;gap:4px}
.rlx .next{margin:0;padding:14px clamp(14px,3vw,28px);background:var(--ink);color:var(--white);display:grid;gap:4px}
.rlx .next strong{color:var(--cyan);font-size:.875rem}
.rlx .next span{font-weight:700;font-size:1.0625rem;line-height:1.45}
.rlx .share{display:grid;gap:8px;padding:12px clamp(14px,3vw,28px) 16px}
.rlx .share__msg{margin:0;font-weight:700}
.rlx .share__msg:empty{display:none}
.rlx .share textarea{inline-size:100%;min-width:0;padding:10px;border:1.5px solid var(--ink);border-radius:2px;font:400 .9375rem/1.55 "Heebo",sans-serif;resize:vertical}

/* day route diagram */
.rlx .route{margin-top:clamp(36px,6vw,64px)}
.rlx .route__sub{margin:6px 0 16px;max-width:62ch;color:var(--ink2)}
.rlx .track{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:minmax(0,1fr);gap:0;background:var(--ink);color:var(--white)}
.rlx .st{position:relative;display:grid;grid-template-columns:56px minmax(0,1fr);gap:14px;align-items:center;padding:16px clamp(14px,3vw,24px);border-top:1px solid rgba(255,255,255,.16)}
.rlx .st:first-child{border-top:0}
.rlx .st__ic{display:grid;place-items:center;inline-size:56px;block-size:56px;background:var(--ink3);border:2px solid rgba(255,255,255,.3);font:600 1.125rem "IBM Plex Mono",monospace}
.rlx .st--carry .st__ic{background:var(--cyan);color:var(--ink);border-color:var(--cyan)}
.rlx .st--dest .st__ic{background:var(--white);color:var(--ink);border-color:var(--white)}
.rlx .st__t{display:grid;gap:2px}
.rlx .st__t strong{font-weight:800;font-size:1.1875rem}
.rlx .st__t span{color:var(--mute);font-size:1rem}
.rlx .leg{display:flex;align-items:center;gap:10px;padding:8px clamp(14px,3vw,24px) 8px calc(clamp(14px,3vw,24px) + 70px);padding-inline-start:calc(clamp(14px,3vw,24px) + 26px);color:var(--mute);font-weight:600}
.rlx .leg::before{content:"";inline-size:0;block-size:28px;border-inline-start:4px solid var(--blue)}
.rlx .leg--back::before{border-inline-start-style:dashed;border-color:var(--cyan)}
@media  (min-width:900px){
  .rlx .track{grid-template-columns:repeat(7,auto);align-items:stretch}
  .rlx .st{grid-template-columns:minmax(0,1fr);justify-items:start;border-top:0;padding:18px 16px}
  .rlx .leg{flex-direction:column;justify-content:center;padding:8px 6px;min-inline-size:90px;text-align:center}
  .rlx .leg::before{inline-size:100%;block-size:0;border-inline-start:0;border-top:4px solid var(--blue)}
  .rlx .leg--back::before{border-top-style:dashed;border-color:var(--cyan)}
}

/* nav + chapters */
.rlx .nav{margin-top:clamp(36px,6vw,64px);background:var(--slate);padding:6px clamp(12px,3vw,20px);border-top:4px solid var(--ink)}
.rlx .nav ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px}
@media  (min-width:760px){.rlx .nav ol{grid-template-columns:repeat(6,minmax(0,1fr))}}
.rlx .nav a{display:flex;align-items:center;gap:10px;min-height:52px;color:var(--ink);font-weight:700;font-size:1.0625rem;text-decoration:none}
.rlx .nav a:hover{color:var(--blue)}
.rlx .nav a .num{color:var(--blue);font-size:.8125rem}
.rlx .chap{margin-top:clamp(32px,5vw,56px);padding-top:16px;border-top:1px solid var(--rule2);scroll-margin-top:16px;display:grid;gap:12px}
.rlx .chap__n{font:600 .875rem/1 "IBM Plex Mono",monospace;color:var(--blue)}
.rlx .chap p{margin:0;max-width:65ch;font-size:clamp(1.0625rem,1rem + .2vw,1.125rem);line-height:1.85;text-wrap:pretty}
.rlx .specimen{display:grid;grid-template-columns:minmax(0,1fr);gap:0;border:2px solid var(--ink);margin-top:6px;max-width:760px}
.rlx .specimen__eq{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:10px;direction:ltr;padding:18px clamp(14px,3vw,24px);background:var(--ink);color:var(--white)}
.rlx .cell{display:grid;gap:2px;padding:8px 14px;min-inline-size:90px;background:var(--ink3);border:1.5px solid rgba(255,255,255,.3);text-align:center}
.rlx .cell b{font:600 clamp(1.5rem,1.2rem + 1.2vw,2.25rem)/1 "IBM Plex Mono",monospace}
.rlx .cell i{font:600 .875rem "IBM Plex Sans",sans-serif;font-style:normal;color:var(--mute)}
.rlx .cell--out{background:var(--white);color:var(--ink);border-color:var(--white)}
.rlx .cell--out i{color:var(--ink2)}
.rlx .op{font:600 1.625rem "IBM Plex Mono",monospace;color:var(--cyan)}
.rlx .specimen__rows{margin:0;display:grid}
.rlx .specimen__rows div{display:grid;grid-template-columns:minmax(0,9rem) minmax(0,1fr);gap:12px;padding:12px clamp(14px,3vw,24px);border-top:1px solid var(--rule)}
.rlx .specimen__rows dt{font-weight:800}
.rlx .specimen__rows dd{margin:0;font-size:1rem;line-height:1.6}
@media  (max-width:420px){.rlx .specimen__rows div{grid-template-columns:minmax(0,1fr);gap:2px}}
.rlx .links{margin-top:clamp(32px,5vw,56px);display:grid;gap:0;border-top:4px solid var(--ink)}
.rlx .links a{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;padding:6px 2px;border-bottom:1px solid var(--rule2);font-weight:700;font-size:1.0625rem;text-decoration:none;color:var(--ink)}
.rlx .links a::after{content:"←";color:var(--blue);font-family:"IBM Plex Mono",monospace}
.rlx .links a:hover{color:var(--blue)}

/* whatsapp pill */
.rlx .wa{position:fixed;z-index:50;inset-inline:max(12px,env(safe-area-inset-left));bottom:calc(12px + env(safe-area-inset-bottom));margin-inline:auto;max-inline-size:560px;display:flex;align-items:center;gap:12px;min-height:60px;padding:6px 8px;border-radius:999px;background:var(--ink);color:var(--white)!important;text-decoration:none;box-shadow:0 0 0 2px var(--white),0 8px 24px rgba(24,35,45,.28);font:700 1rem/1.2 "Heebo",sans-serif}
.rlx .wa:hover{background:var(--ink3)}
.rlx .wa:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
.rlx .wa__mark,.rlx .wa__ico{flex:none;display:grid;place-items:center;inline-size:44px;block-size:44px;border-radius:50%}
.rlx .wa__mark{background:var(--white)}
.rlx .wa__mark img{inline-size:28px;block-size:28px}
.rlx .wa__ico{background:var(--cyan)}
.rlx .wa__ico svg{inline-size:24px;block-size:24px}
.rlx .wa__txt{display:grid;gap:1px;min-width:0;flex:1}
.rlx .wa__txt small{font:500 .875rem "Heebo",sans-serif;color:var(--mute)}
.rlx .wa__txt small .num{color:var(--white)}

@media  (forced-colors:active){.rlx .req__n,.rlx .st__ic{forced-color-adjust:none}}
@media  print{
  .rlx.pr *{visibility:hidden}
  .rlx.pr [data-print],.rlx.pr [data-print] *{visibility:visible}
  .rlx.pr [data-print]{position:absolute;inset:0 0 auto 0}
  .rlx.pr .share,.rlx .wa{display:none!important}
}

.rlx .wa__txt small{display:flex;align-items:baseline;gap:4px;white-space:nowrap}
.rlx .wa__txt small .num{white-space:nowrap;direction:ltr;unicode-bidi:isolate;flex:none}
@media  (max-width:359px){
  .rlx .wa{gap:8px;padding:6px;min-height:56px}
  .rlx .wa__mark,.rlx .wa__ico{inline-size:40px;block-size:40px}
  .rlx .wa__mark img{inline-size:24px;block-size:24px}
  .rlx .wa__txt>span:first-child{font-size:.9375rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .rlx .wa__txt small{font-size:.8125rem;letter-spacing:-.01em}
}

.rlx .dmore{border-top:1px solid var(--rule)}
.rlx .dmore>summary{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:48px;padding:0 clamp(14px,3vw,24px);cursor:pointer;list-style:none;font-weight:800}
.rlx .dmore>summary::-webkit-details-marker{display:none}
.rlx .dmore>summary .num{margin-inline-start:auto;min-inline-size:32px;padding:2px 8px;border:1.5px solid var(--ink);text-align:center;font-weight:600}
.rlx .dmore>summary::after{content:"+";flex:none;display:grid;place-items:center;inline-size:30px;block-size:30px;border:1.5px solid var(--ink);font:600 1.125rem/1 "IBM Plex Mono",monospace}
.rlx .dmore[open]>summary::after{content:"−";background:var(--ink);color:var(--white)}
.rlx .dmore>summary:focus-visible{outline:3px solid var(--blue);outline-offset:-3px}
.rlx .dmore .dlist{border-top:0;padding-top:0}
.rlx .dmore .dlist>p{display:none}
@media  print{.rlx .dmore>summary::after{display:none}}

html{scroll-padding-block-start:16px;scroll-padding-block-end:calc(96px + env(safe-area-inset-bottom))}
:is(.rlx,.rlu) :is(button,a,input,select,textarea,summary,[tabindex="-1"],h2,h3,section[id],[id].chap,[id].sec){scroll-margin-block-start:16px;scroll-margin-block-end:calc(96px + env(safe-area-inset-bottom))}

:is(.rlx,.rlu) .article-body{max-inline-size:68ch;margin:clamp(32px,6vw,64px) auto 0;padding-inline:clamp(0px,2vw,8px);counter-reset:ab;color:var(--ink)}
:is(.rlx,.rlu) .article-body .toc{margin:0 0 clamp(24px,4vw,40px);border-block:2px solid var(--ink);background:var(--slate)}
:is(.rlx,.rlu) .article-body .toc>summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px;padding:0 14px;cursor:pointer;list-style:none;font-weight:800;font-size:1.0625rem}
:is(.rlx,.rlu) .article-body .toc>summary::-webkit-details-marker{display:none}
:is(.rlx,.rlu) .article-body .toc>summary::after{content:"+";flex:none;display:grid;place-items:center;inline-size:32px;block-size:32px;border:1.5px solid var(--ink);font:600 1.125rem/1 "IBM Plex Mono",monospace}
:is(.rlx,.rlu) .article-body .toc[open]>summary::after{content:"−";background:var(--ink);color:var(--white)}
:is(.rlx,.rlu) .article-body .toc ol{margin:0;padding:4px 14px 12px;list-style:none;counter-reset:t;columns:1;column-gap:24px;border-top:1px solid var(--rule2)}
@media  (min-width:760px){:is(.rlx,.rlu) .article-body .toc ol{columns:2}}
:is(.rlx,.rlu) .article-body .toc li{counter-increment:t;break-inside:avoid}
:is(.rlx,.rlu) .article-body .toc a{display:flex;gap:10px;align-items:baseline;min-height:44px;padding:10px 0;border-bottom:1px solid var(--rule);color:var(--ink);font-weight:600;line-height:1.35;text-decoration:none}
:is(.rlx,.rlu) .article-body .toc a::before{content:counter(t,decimal-leading-zero);flex:none;font:600 .8125rem "IBM Plex Mono",monospace;color:var(--blue)}
:is(.rlx,.rlu) .article-body .toc a:hover{color:var(--blue)}
:is(.rlx,.rlu) .article-body>section{counter-increment:ab;padding-top:clamp(24px,4vw,36px);margin-top:clamp(24px,4vw,36px);border-top:1px solid var(--rule2)}
:is(.rlx,.rlu) .article-body>section:first-of-type{margin-top:0;border-top:4px solid var(--ink)}
:is(.rlx,.rlu) .article-body>section:target{border-top-color:var(--blue)}
:is(.rlx,.rlu) .article-body h2{display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:12px;align-items:baseline;margin:0 0 .75em;font-weight:800;font-size:clamp(1.375rem,1.1rem + 1.1vw,1.875rem);line-height:1.2;text-wrap:balance}
:is(.rlx,.rlu) .article-body>section>h2::before{content:counter(ab,decimal-leading-zero);font:600 .8125rem/1 "IBM Plex Mono",monospace;color:var(--blue);padding-top:4px;border-top:2px solid var(--cyan);direction:ltr}
:is(.rlx,.rlu) .article-body p{margin:0 0 1.1em;font-size:clamp(1.0625rem,1rem + .2vw,1.125rem);line-height:1.85;text-wrap:pretty}
:is(.rlx,.rlu) .article-body p:last-child{margin-bottom:0}
:is(.rlx,.rlu) .article-body a{color:var(--blue)}
:is(.rlx,.rlu) .article-body .num{font-size:.94em}
@media  (max-width:359px){:is(.rlx,.rlu) .article-body p{font-size:1.03rem;line-height:1.8}:is(.rlx,.rlu) .article-body h2{column-gap:8px}}
@media  print{:is(.rlx,.rlu) .article-body .toc{display:none}}

@media  print{
  /* reset the old visibility approach */
  :is(.rlx,.rlu).pr *,:is(.rlx,.rlu).pr [data-print],:is(.rlx,.rlu).pr [data-print] *{visibility:visible}
  :is(.rlx,.rlu).pr [data-print]{position:static;inset:auto}

  /* hide everything outside main, only while printing a result */
  body:has(:is(.rlx,.rlu).pr) > :not(:has(:is(.rlx,.rlu).pr)):not(:is(.rlx,.rlu).pr),body:has(:is(.rlx,.rlu).pr) :is(.rl-header,.rl-footer,.rl-contact){display:none!important}

  /* inside the ancestry: hide every sibling that doesn't contain the result */
  :is(.rlx,.rlu).pr :not(:has([data-print])):not([data-print]):not([data-print] *){display:none!important}

  /* strip ancestor spacing so the result starts on page 1 */
  body:has(:is(.rlx,.rlu).pr),:is(.rlx,.rlu).pr,:is(.rlx,.rlu).pr :has([data-print]){margin:0!important;padding:0!important;border:0!important;background:none!important;min-height:0!important;max-width:none!important;box-shadow:none!important;position:static!important;display:block!important;overflow:visible!important}

  /* the result itself */
  :is(.rlx,.rlu).pr [data-print]{display:block!important;inline-size:100%;color:#000;background:#fff}
  :is(.rlx,.rlu).pr [data-print] .share,.rlx .wa{display:none!important}
  :is(.rlx,.rlu).pr [data-print] details>*{display:block!important}
  :is(.rlx,.rlu).pr [data-print] details>summary::after{display:none}
  :is(.rlx,.rlu).pr [data-print] .dnotes p{white-space:pre-wrap}
  :is(.rlx,.rlu).pr [data-print] :is(.req li,.dlist li,.tally,.big,.next,.halt){break-inside:avoid}
  :is(.rlx,.rlu).pr [data-print] :is(.halt,.next,.req__n){-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

.rlx [id]{scroll-margin-block-start:110px}