:root{
  --ink:#0b1626; --ink2:#132740; --gold:#e0a325; --lime:#8cc63e;
  --paper:#f3f5f8; --line:#dfe4ec; --body:#22303f; --mute:#5d6b7c;
  --gutter:16px; --wrap:1140px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  --disp:'Fraunces',Georgia,'Times New Roman',serif;
  --r:12px; --shadow:0 10px 30px rgba(11,22,38,.10);
}
*,*::before,*::after{box-sizing:border-box}
/* NO overflow-x:hidden on html/body: the technical rules suggest it, but it
   masks a real overflow instead of fixing one, and the overflow audit fails the
   build on it — the 360px row budget is proved instead. Both recent IT siblings
   ship without it. (Keep dotted filenames out of CSS comments: the class audit
   reads them as selectors.) */
html,body{width:100%}
body{margin:0;background:var(--paper);color:var(--body);
  font:400 17px/1.68 var(--sans);-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto}
a{color:#15568f}
h1,h2,h3,h4{font-family:var(--disp);color:var(--ink);line-height:1.2;
  letter-spacing:-.01em;margin:0 0 .5em}
h1{font-size:2.35rem;font-weight:700}
h2{font-size:1.72rem;margin-top:0}
h3{font-size:1.24rem}
p{margin:0 0 1.05em}
main p:last-child{margin-bottom:0}

/* ---------- wrapper ---------- */
.shell{width:100%;max-width:var(--wrap);margin:0 auto;
  padding-left:var(--gutter);padding-right:var(--gutter)}

/* ---------- header ---------- */
.navhead{position:sticky;top:0;z-index:60;background:rgba(11,22,38,.96);
  backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08)}
.navhead__row{display:flex;align-items:center;gap:18px;
  padding-top:11px;padding-bottom:11px}
.navhead__logo{display:flex;align-items:center;flex:0 0 auto}
.navhead__logo img{display:block;width:148px;height:32px}
.rudder-nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.rudder-nav a{color:#dce6f2;text-decoration:none;font-size:.94rem;font-weight:500;
  padding:12px 11px;border-radius:8px;line-height:1.25}
.rudder-nav a:hover,.rudder-nav a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.09)}
.navhead .action-btn{margin-left:10px}
.navhead__burger{display:none;margin-left:auto;background:transparent;border:0;
  width:46px;height:46px;cursor:pointer;color:#fff}
.navhead__burger span{display:block;height:2px;background:#fff;margin:5px auto;width:22px;
  transition:transform .2s,opacity .2s}
.navhead[data-open="1"] .navhead__burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.navhead[data-open="1"] .navhead__burger span:nth-child(2){opacity:0}
.navhead[data-open="1"] .navhead__burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- CTA ---------- */
.action-btn{display:inline-block;background:linear-gradient(180deg,var(--lime),#6da82d);
  color:#0b1626;font-weight:700;text-decoration:none;border-radius:10px;
  padding:13px 20px;font-size:.96rem;line-height:1.2;min-height:44px;
  box-shadow:0 6px 16px rgba(140,198,62,.28);border:0;text-align:center}
.action-btn:hover{filter:brightness(1.06)}
.prompt-band{margin:26px 0;text-align:center}
.prompt-band .action-btn{padding:15px 30px;font-size:1.02rem}

/* ---------- hero ---------- */
.rg-hero{background:
   radial-gradient(1100px 380px at 78% -8%,rgba(224,163,37,.22),transparent 62%),
   linear-gradient(180deg,var(--ink) 0%,var(--ink2) 100%);
  color:#e7eef7;padding-top:44px;padding-bottom:46px}
.rg-hero h1{color:#fff;max-width:17ch}
.rg-hero__grid{display:grid;grid-template-columns:1.25fr .85fr;gap:36px;align-items:center}
.rg-hero__kicker{display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;font-weight:600;
  color:var(--gold);border:1px solid rgba(224,163,37,.4);border-radius:999px;
  padding:6px 13px;margin-bottom:16px}
.rg-hero .lede-rail20{font-size:1.09rem;color:#c8d6e6;margin-bottom:22px;max-width:56ch}
/* the lede doubles as the featured-snippet paragraph; strip the light-background
   snippet treatment when it sits on the dark hero */
.rg-hero .quickline{background:transparent;border-left:0;box-shadow:none;
  padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;border-radius:0}
.rg-hero__meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;list-style:none;padding:0}
.rg-hero__meta li{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  border-radius:999px;padding:7px 14px;font-size:.87rem;color:#dbe6f2}
.rg-hero__meta b{color:var(--gold);font-weight:700}

/* the form motif — CSS only, no image weight */
.rg-form{background:#fff;border-radius:16px;box-shadow:0 24px 60px rgba(0,0,0,.34);
  padding-top:20px;padding-bottom:20px;padding-left:20px;padding-right:20px}
.rg-form__head{display:flex;align-items:center;justify-content:space-between;
  border-bottom:1px solid var(--line);padding-bottom:12px;margin-bottom:14px}
.rg-form__head strong{font-family:var(--disp);font-size:1.02rem;color:var(--ink)}
.rg-form__dot{width:9px;height:9px;border-radius:50%;background:var(--lime);
  display:inline-block;margin-right:6px}
.rg-form__row{display:flex;align-items:center;gap:11px;padding:10px 12px;
  border:1px solid var(--line);border-radius:9px;margin-bottom:9px;background:#fbfcfe}
.rg-form__row span{font-size:.9rem;color:var(--mute)}
.rg-form__row b{margin-left:auto;font-size:.82rem;color:var(--lime);font-weight:700}
.rg-form__ico{width:26px;height:26px;border-radius:7px;background:rgba(224,163,37,.14);
  display:grid;place-items:center;color:var(--gold);font-size:.8rem;font-weight:700;flex:0 0 auto}
.rg-form__seal{margin-top:13px;background:var(--ink);color:#cfe0b6;border-radius:9px;
  text-align:center;font-size:.85rem;padding-top:10px;padding-bottom:10px}

/* ---------- breadcrumb ---------- */
.trailpath{font-size:.86rem;color:var(--mute);padding-top:14px}
.trailpath a{color:var(--mute);text-decoration:none}
.trailpath a:hover{color:var(--ink);text-decoration:underline}
.trailpath span{margin:0 4px}

/* ---------- main ---------- */
/* `.corezone` never carries `.shell`, so the hero can run full-bleed; the gutter
   lives on `.shell` alone and no layout class can reset it. */
.corezone{padding-bottom:18px}
.rg-body{padding-top:34px}
.content-v18{max-width:860px}
.quickline{background:#fff;border-left:4px solid var(--gold);border-radius:0 var(--r) var(--r) 0;
  padding:18px 20px;box-shadow:var(--shadow);font-size:1.04rem;margin-bottom:30px}
.corezone h2{margin-top:2.1em;padding-top:.15em}
.corezone h2:first-of-type{margin-top:1.1em}
.corezone h3{margin-top:1.7em}

/* ---------- step spine ---------- */
.rg-rail{list-style:none;margin:22px 0 4px;padding:0;position:relative}
.rg-rail::before{content:"";position:absolute;left:19px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(224,163,37,.15))}
.rg-step{position:relative;padding-left:58px;margin-bottom:20px}
.rg-step__n{position:absolute;left:0;top:0;width:40px;height:40px;border-radius:50%;
  background:var(--ink);color:var(--gold);display:grid;place-items:center;
  font-weight:700;font-family:var(--disp);font-size:1.05rem;
  box-shadow:0 0 0 5px var(--paper)}
.rg-step h3{margin:6px 0 .35em}
.rg-step__note{margin:0;color:var(--body)}

/* ---------- cards / checklist ---------- */
.rg-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:22px 0}
.rg-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding-top:18px;padding-bottom:18px;padding-left:18px;padding-right:18px;
  box-shadow:0 2px 10px rgba(11,22,38,.05)}
.rg-card h3{margin-top:0;font-size:1.08rem}
.rg-card__note{margin:0;font-size:.96rem;color:var(--body)}
.rg-card__tag{display:inline-block;font-size:.73rem;letter-spacing:.09em;
  text-transform:uppercase;font-weight:700;color:var(--gold);margin-bottom:8px}

.rg-check{background:#fff;border:1px solid var(--line);border-left:4px solid var(--lime);
  border-radius:var(--r);padding-top:18px;padding-bottom:18px;
  padding-left:18px;padding-right:18px;margin:24px 0}
.rg-check h3{margin-top:0}
.rg-check ul{list-style:none;margin:0;padding:0}
.rg-check li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;
  border-bottom:1px dashed var(--line);font-size:.98rem}
.rg-check li:last-child{border-bottom:0}
.rg-check input{margin-top:4px;width:18px;height:18px;accent-color:var(--lime);flex:0 0 auto}
.rg-check__bar{height:8px;border-radius:99px;background:var(--line);margin-top:14px;overflow:hidden}
.rg-check__fill{display:block;height:100%;width:0;background:var(--lime);transition:width .25s}
.rg-check__note{font-size:.9rem;color:var(--mute);margin:9px 0 0}

/* ---------- picker tabs ---------- */
.rg-pick{margin:24px 0}
.rg-pick__tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:0}
.rg-pick__tab{border:1px solid var(--line);background:#fff;border-radius:9px 9px 0 0;
  padding:11px 15px;font:600 .93rem/1.2 var(--sans);color:var(--ink);cursor:pointer;min-height:44px}
.rg-pick__tab[aria-selected="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.rg-pick__pane{background:#fff;border:1px solid var(--line);border-radius:0 var(--r) var(--r) var(--r);
  padding-top:18px;padding-bottom:18px;padding-left:18px;padding-right:18px}
.rg-pick__pane[hidden]{display:none}
.rg-pick__note{margin:0}

/* ---------- callout / code ---------- */
.rg-note{background:#fff7e6;border:1px solid #f0dcb0;border-radius:var(--r);
  padding-top:15px;padding-bottom:15px;padding-left:17px;padding-right:17px;margin:22px 0}
.rg-note p{margin:0;font-size:.98rem}
.rg-code{display:flex;flex-wrap:wrap;align-items:center;gap:12px;background:var(--ink);
  color:#fff;border-radius:var(--r);padding-top:16px;padding-bottom:16px;
  padding-left:18px;padding-right:18px;margin:22px 0}
.rg-code__val{font:700 1.22rem/1 var(--sans);letter-spacing:.14em;color:var(--gold)}
.rg-code__btn{margin-left:auto;background:var(--gold);color:#241a02;border:0;border-radius:9px;
  font:700 .9rem/1 var(--sans);padding:13px 17px;cursor:pointer;min-height:44px}
.rg-code__note{margin:0;font-size:.88rem;color:#b9c8da;flex:1 1 100%}

/* ---------- tables ---------- */
.table-scroll-pane{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:22px 0;
  border:1px solid var(--line);border-radius:var(--r);background:#fff}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{padding:11px 13px;text-align:left;border-bottom:1px solid var(--line);
  vertical-align:top;overflow-wrap:anywhere}
th{background:#eef1f6;font-weight:700;color:var(--ink);white-space:normal}
tr:last-child td{border-bottom:0}

/* ---------- figures ---------- */
figure{margin:26px 0;text-align:center}
figure img{width:90%;height:auto;display:block;margin:0 auto;border-radius:10px;
  box-shadow:0 8px 24px rgba(11,22,38,.14)}
figcaption{font-size:.87rem;color:var(--mute);margin-top:9px}

/* ---------- faq ---------- */
.questionzone{margin:30px 0 8px}
.faq-item-rail20{background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px}
.asktitle{cursor:pointer;list-style:none;padding:15px 44px 15px 17px;position:relative;
  font-weight:600;color:var(--ink);min-height:44px}
.asktitle::-webkit-details-marker{display:none}
.asktitle::after{content:"+";position:absolute;right:17px;top:50%;transform:translateY(-50%);
  color:var(--gold);font-size:1.3rem;line-height:1}
.faq-item-rail20[open] .asktitle::after{content:"\2013"}
.faq-answer-band18{padding:0 17px 16px;margin:0;font-size:.98rem}

/* ---------- strengths ---------- */
.rg-strong{background:var(--ink);color:#dfe8f2;border-radius:var(--r);
  padding-top:22px;padding-bottom:22px;padding-left:22px;padding-right:22px;margin:26px 0}
.rg-strong h2,.rg-strong h3{color:#fff;margin-top:0}
.rg-strong ul{margin:0;padding-left:20px}
.rg-strong li{margin-bottom:9px}
.rg-strong li b{color:var(--lime)}

/* ---------- footer ---------- */
.undersection{background:var(--ink);color:#b9c8da;margin-top:48px;
  padding-top:38px;padding-bottom:26px;font-size:.93rem}
.foot-column{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px}
.undersection h2{color:#fff;font-size:1.04rem;margin-bottom:.7em}
.undersection__logo img{width:150px;height:32px;display:block;margin-bottom:14px}
.footernav-band{list-style:none;margin:0;padding:0}
.footernav-band li{margin-bottom:9px}
.footernav-band a{color:#b9c8da;text-decoration:none}
.footernav-band a:hover{color:#fff;text-decoration:underline}
.agebar{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;
  border:2px solid var(--gold);color:var(--gold);font-weight:700;margin-bottom:12px}
.foot-statute{border-top:1px solid rgba(255,255,255,.1);margin-top:26px;padding-top:18px;
  font-size:.86rem;color:#8ea0b5}
.rightsfoot{margin:0 0 6px}

/* ---------- back to top ---------- */
.back-to-top-v18{position:fixed;right:16px;bottom:16px;width:46px;height:46px;border-radius:50%;
  border:0;background:var(--gold);color:#241a02;font-size:1.2rem;cursor:pointer;display:none;
  z-index:70;box-shadow:0 8px 20px rgba(0,0,0,.25)}
.back-to-top-v18[data-on="1"]{display:block}

/* ---------- 404 ---------- */
.rg-404{text-align:center;padding-top:60px;padding-bottom:40px}
.rg-404 h1{font-size:3.4rem}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .rg-hero__grid{grid-template-columns:1fr;gap:26px}
  .foot-column{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  :root{--gutter:14px}
  body{font-size:16px}
  h1,.rg-hero h1{font-size:1.5rem}
  h2{font-size:1.25rem}
  h3{font-size:1.08rem}
  .navhead__burger{display:block}
  .rudder-nav{position:fixed;inset:56px 0 auto 0;height:calc(100dvh - 56px);
    margin-left:0;flex-direction:column;align-items:stretch;gap:0;background:var(--ink);
    padding-top:10px;padding-left:14px;padding-right:14px;
    transform:translateX(-100%);transition:transform .22s;overflow-y:auto}
  .navhead[data-open="1"] .rudder-nav{transform:translateX(0)}
  .rudder-nav a{padding:15px 12px;border-bottom:1px solid rgba(255,255,255,.08);border-radius:0}
  .navhead .action-btn{margin:16px 0 26px;display:block}
  .rg-cards{grid-template-columns:1fr}
  .foot-column{grid-template-columns:1fr}
  figure img{width:100%}
  .rg-step{padding-left:50px}
  .rg-step__n{width:34px;height:34px;font-size:.95rem}
  .rg-rail::before{left:16px}
  .rg-code__btn{margin-left:0}
  .rg-body{padding-top:24px}
  .rg-hero{padding-top:30px;padding-bottom:32px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}