:root{
--ink:#141a22;--slate:#2b3542;--paper:#f6f4ef;--card:#ffffff;
--amber:#e8a127;--amber-dk:#b97b12;--moss:#2f6b52;
--line:#d9d3c6;--muted:#5d6775;
--gut:22px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{width:100%;margin:0;padding:0}
body{
background:var(--paper);color:var(--ink);
font:400 17px/1.68 Georgia,"Iowan Old Style","Times New Roman",serif;
-webkit-text-size-adjust:100%;
}
img{max-width:100%;height:auto}
a{color:var(--moss)}
a:hover{color:var(--amber-dk)}

.pg-wrap{
max-width:1080px;margin-left:auto;margin-right:auto;
padding-left:var(--gut);padding-right:var(--gut);
}

.pg-head{background:var(--ink);border-bottom:3px solid var(--amber)}
.pg-head__row{
display:flex;align-items:center;flex-wrap:wrap;gap:14px;
padding-top:12px;padding-bottom:12px;
}
.pg-logo{display:inline-flex;align-items:center;flex:0 0 auto}
.pg-logo img{display:block;width:150px;height:30px}
.pg-burger{
flex:0 0 auto;width:42px;height:38px;border:1px solid #3c4756;border-radius:7px;
background:#1d2530;color:#fff;font-size:19px;line-height:1;cursor:pointer;
display:none;
}
.pg-nav{display:flex;flex-wrap:wrap;gap:4px 16px;margin-left:auto}
.pg-nav a{
color:#e6e2d8;text-decoration:none;font-family:"Helvetica Neue",Arial,sans-serif;
font-size:14px;letter-spacing:.02em;padding-top:6px;padding-bottom:6px;
border-bottom:2px solid transparent;
}
.pg-nav a:hover{color:var(--amber);border-bottom-color:var(--amber)}
.pg-head__cta{
flex:0 0 auto;background:var(--amber);color:#1a1207;text-decoration:none;
font-family:"Helvetica Neue",Arial,sans-serif;font-weight:700;font-size:14px;
border-radius:7px;padding-top:10px;padding-bottom:10px;
padding-left:16px;padding-right:16px;
}
.pg-head__cta:hover{background:#f2b03a;color:#1a1207}

.pg-crumb{
background:#eceade;border-bottom:1px solid var(--line);
font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;color:var(--muted);
padding-top:9px;padding-bottom:9px;
}
.pg-crumb a{color:var(--muted)}

main{display:block;padding-top:26px;padding-bottom:40px}

h1{
font-size:2.05rem;line-height:1.22;margin-top:0;margin-bottom:14px;
letter-spacing:-.01em;
}
h2{
font-size:1.5rem;line-height:1.3;margin-top:38px;margin-bottom:12px;
padding-left:16px;border-left:5px solid var(--amber);
}
h3{font-size:1.16rem;margin-top:26px;margin-bottom:8px;color:var(--slate)}
p{margin-top:0;margin-bottom:16px}

.pg-lede{
font-size:1.09rem;background:var(--card);border:1px solid var(--line);
border-left:6px solid var(--moss);border-radius:0 10px 10px 0;
padding:18px 20px;margin-bottom:26px;
}

.pg-hero{
background:linear-gradient(180deg,#1d2530 0%,#28323f 100%);color:#f3efe6;
border-radius:14px;padding:26px 24px;margin-bottom:24px;
}
.pg-hero h1{color:#fff}
.pg-hero__kicker{
font-family:"Helvetica Neue",Arial,sans-serif;font-size:12px;
letter-spacing:.18em;text-transform:uppercase;color:var(--amber);
margin-bottom:10px;
}
.pg-hero__meta{
display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;
font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;
}
.pg-hero__meta span{
background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
border-radius:20px;padding:5px 13px;
}

.pg-rail{counter-reset:pgstep;margin-top:18px;margin-bottom:24px}
.pg-step{
position:relative;background:var(--card);border:1px solid var(--line);
border-radius:11px;padding:16px 18px 16px 62px;margin-bottom:12px;
}
.pg-step::before{
counter-increment:pgstep;content:counter(pgstep);
position:absolute;left:16px;top:15px;width:32px;height:32px;border-radius:50%;
background:var(--amber);color:#1a1207;
font:700 15px/32px "Helvetica Neue",Arial,sans-serif;text-align:center;
}
.pg-step__t{
font-family:"Helvetica Neue",Arial,sans-serif;font-weight:700;font-size:15px;
margin-bottom:5px;
}
.pg-step__d{font-size:.97rem;color:var(--slate)}

.pg-note{
background:#fbf3e2;border:1px solid #e7cd94;border-left:5px solid var(--amber);
border-radius:0 10px 10px 0;padding:15px 18px;margin-bottom:20px;
font-size:.98rem;
}
.pg-note__t{
font-family:"Helvetica Neue",Arial,sans-serif;font-weight:700;font-size:13px;
letter-spacing:.06em;text-transform:uppercase;color:var(--amber-dk);
margin-bottom:5px;
}


.pg-tablewrap{overflow-x:auto;margin-bottom:22px;border-radius:10px;border:1px solid var(--line)}
table{border-collapse:collapse;width:100%;background:var(--card);font-size:.96rem}
th,td{
padding:11px 13px;text-align:left;border-bottom:1px solid var(--line);
vertical-align:top;
}
th{
background:#eceade;font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;
letter-spacing:.03em;text-transform:uppercase;color:var(--slate);
white-space:normal;
}
tbody tr:last-child td{border-bottom:0}

ul,ol{margin-top:0;margin-bottom:18px;padding-left:24px}
li{margin-bottom:7px}

figure{margin:22px 0}
figure img{
display:block;width:90%;height:auto;margin-left:auto;margin-right:auto;
border-radius:8px;box-shadow:0 2px 14px rgba(20,26,34,.13);
}
figcaption{
text-align:center;font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;
color:var(--muted);margin-top:9px;
}

.pg-cta{text-align:center;margin-top:26px;margin-bottom:26px}
.pg-cta a{
display:inline-block;background:var(--amber);color:#1a1207;text-decoration:none;
font-family:"Helvetica Neue",Arial,sans-serif;font-weight:700;font-size:16px;
border-radius:9px;padding:14px 30px;box-shadow:0 3px 0 var(--amber-dk);
}
.pg-cta a:hover{background:#f2b03a;color:#1a1207}

.pg-code{
background:var(--ink);color:#f3efe6;border-radius:12px;padding:20px 22px;
margin-bottom:22px;text-align:center;
}
.pg-code__v{
font-family:"Helvetica Neue",Arial,sans-serif;font-weight:700;font-size:1.7rem;
letter-spacing:.22em;color:var(--amber);display:block;margin-bottom:12px;
}
.pg-code__msg{font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;margin-top:10px}
.pg-code button{
background:var(--amber);color:#1a1207;border:0;border-radius:8px;
font-family:"Helvetica Neue",Arial,sans-serif;font-weight:700;font-size:14px;
padding:11px 22px;cursor:pointer;
}

.pg-calc{
background:var(--card);border:1px solid var(--line);border-radius:12px;
padding:18px 20px;margin-bottom:22px;
}
.pg-calc label{
display:block;font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;
font-weight:700;color:var(--slate);margin-bottom:6px;
}
.pg-calc input{
width:100%;font:inherit;padding:10px 12px;border:1px solid var(--line);
border-radius:8px;background:var(--paper);
}
.pg-calc__out{
margin-top:14px;font-family:"Helvetica Neue",Arial,sans-serif;font-size:15px;
color:var(--slate);
}
.pg-calc__out b{color:var(--amber-dk);font-size:1.25rem}

.pg-drop{
background:var(--card);border:1px solid var(--line);border-radius:10px;
margin-bottom:10px;
}
.pg-drop summary{
cursor:pointer;list-style:none;padding:14px 18px;
font-family:"Helvetica Neue",Arial,sans-serif;font-weight:700;font-size:15px;
color:var(--slate);
}
.pg-drop summary::-webkit-details-marker{display:none}
.pg-drop summary::after{content:"+";float:right;color:var(--amber-dk)}
.pg-drop[open] summary::after{content:"\2013"}
.pg-faq__answer{padding:0 18px 15px}
.pg-faq__answer p{margin-bottom:10px}

.pg-faq{margin-top:14px}

.chapter-index{
background:var(--card);border:1px solid var(--line);border-radius:11px;
padding:16px 20px;margin-bottom:24px;
}
.chapter-index__title{
font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;font-weight:700;
letter-spacing:.08em;text-transform:uppercase;color:var(--amber-dk);
margin-bottom:8px;
}
.chapter-index ol,.chapter-index ul{margin-bottom:0}
.chapter-index a{color:var(--slate)}

.pg-prosgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:22px}
.pg-pros,.pg-contras{
background:var(--card);border:1px solid var(--line);border-radius:11px;
padding:16px 18px;
}
.pg-pros{border-top:4px solid var(--moss)}
.pg-contras{border-top:4px solid var(--amber-dk)}
.pg-pros h3,.pg-contras h3{margin-top:0}
.pg-pros ul,.pg-contras ul{margin-bottom:0}

.pg-foot{background:var(--ink);color:#c8c3b7;padding-top:34px;padding-bottom:26px;margin-top:20px}
.pg-foot__grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:26px}
.pg-foot__mark{display:block;margin-bottom:12px}
.pg-foot__logo img{display:block;width:150px;height:30px;margin-bottom:12px}
.pg-foot h4{
color:#fff;font-family:"Helvetica Neue",Arial,sans-serif;font-size:13px;
letter-spacing:.09em;text-transform:uppercase;margin-top:0;margin-bottom:10px;
}
.pg-foot ul{list-style:none;padding-left:0}
.pg-foot a{color:#c8c3b7;text-decoration:none;font-size:.95rem}
.pg-foot a:hover{color:var(--amber)}
.pg-foot__bar{
border-top:1px solid #2c3543;margin-top:24px;padding-top:16px;
display:flex;flex-wrap:wrap;gap:12px;align-items:center;
font-family:"Helvetica Neue",Arial,sans-serif;font-size:12.5px;
}
.pg-age{
background:var(--amber);color:#1a1207;font-weight:700;border-radius:5px;
padding:3px 9px;
}

.pg-top{
position:fixed;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;
border:0;background:var(--slate);color:#fff;font-size:20px;cursor:pointer;
display:none;z-index:40;
}
.pg-top.is-on{display:block}

@media (max-width:860px){
.pg-foot__grid{grid-template-columns:1fr}
.pg-prosgrid{grid-template-columns:1fr}
}

@media (max-width:760px){
:root{--gut:18px}
.pg-burger{display:block}
.pg-nav{display:none}
.pg-nav.is-open{display:flex;flex:0 0 100%;width:100%;flex-direction:column;gap:0;margin-left:0;margin-top:10px}
.pg-nav.is-open a{padding-top:11px;padding-bottom:11px;border-bottom:1px solid #2c3543}
.pg-head__cta{display:none}
.pg-nav.is-open ~ .pg-head__cta{display:block;flex:0 0 100%;width:100%;text-align:center;margin-top:10px}
h1{font-size:1.66rem}
h2{font-size:1.32rem}
figure img{width:100%}
}

@media (min-width:761px){
.pg-nav.is-open{flex:0 0 auto;width:auto;flex-direction:row;margin-left:auto}
}

/* in-page table of contents */
.chapter-index{ margin:.35rem 0 1.5rem; padding:1rem 1.25rem; border:1px solid hsl(172 85% 20% / 1);
  border-left:3px solid hsl(288 91% 55% / 1); border-radius:10px;
  background:hsl(172 85% 11% / 1); }
.chapter-index .chapter-index__title{ margin:0 0 .6rem; font-size:.95rem; text-transform:uppercase;
  letter-spacing:.07em; color:hsl(288 60% 82% / 1); }
/* Single column at every width (user directive) — a wrapped entry then simply
   takes two lines instead of leaving a blank slot beside it. */
.chapter-index__list{ margin:0; padding:0; list-style:none; }
.chapter-index__list li{ margin:0 0 .45rem; padding-left:1.5rem; position:relative; }
.chapter-index__list li:last-child{ margin-bottom:0; }
.chapter-index__list a{ color:hsl(0 0% 100% / .88); text-decoration:none;
  border-bottom:1px solid transparent; }
.chapter-index__list a:hover, .chapter-index__list a:focus-visible{ color:hsl(288 80% 80% / 1);
  border-bottom-color:currentColor; }
html{ scroll-behavior:smooth; }
main.copy h2{ scroll-margin-top:1rem; }