.guide-hero{
  position:relative;
  min-height:calc(100svh - var(--header-height));
  overflow-x:clip;
  border-bottom:1px solid var(--color-border);
  background:
    radial-gradient(ellipse at 78% 64%,color-mix(in srgb,var(--color-accent) 15%,transparent),transparent 38%),
    radial-gradient(circle at 14% 16%,color-mix(in srgb,var(--color-panel-raised) 72%,transparent),transparent 32%),
    var(--color-bg);
}
.guide-hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.42;
  background-image:
    radial-gradient(circle at center,transparent 0,transparent 34%,color-mix(in srgb,var(--color-border) 32%,transparent) 34.2%,transparent 34.5%),
    radial-gradient(circle at center,transparent 0,transparent 48%,color-mix(in srgb,var(--color-border) 22%,transparent) 48.2%,transparent 48.5%);
  background-position:74% 68%;
  background-size:720px 720px;
  background-repeat:no-repeat;
}
.guide-hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(420px,.95fr);
  align-items:center;
  gap:clamp(42px,7vw,100px);
  min-height:calc(100svh - var(--header-height));
  padding-top:clamp(68px,9vh,118px);
  padding-bottom:clamp(68px,9vh,118px);
}
.guide-hero-copy{min-width:0}
.guide-hero-copy h1{
  max-width:760px;
  margin-top:10px;
}
.guide-hero-copy h1 span{
  display:block;
}
.guide-hero-lead{
  max-width:720px;
  margin-top:24px;
  color:var(--color-muted);
  font-size:18px;
  line-height:1.8;
}
.guide-hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:30px;
}
.guide-facts{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  max-width:820px;
  margin-top:44px;
  border-top:1px solid var(--color-border);
  border-bottom:1px solid var(--color-border);
}
.guide-facts span{
  display:grid;
  gap:3px;
  min-width:0;
  padding:18px 16px;
  border-right:1px solid var(--color-border);
}
.guide-facts span:first-child{padding-left:0}
.guide-facts span:last-child{border-right:0}
.guide-facts strong{
  color:var(--color-text);
  font-family:var(--font-mono);
  font-size:13px;
}
.guide-facts small{color:var(--color-muted)}
.guide-orbit{
  position:relative;
  min-width:0;
  aspect-ratio:1.36;
  color:var(--color-accent-deep);
}
.guide-orbit::before{
  content:"";
  position:absolute;
  inset:16%;
  border-radius:50%;
  background:radial-gradient(circle,color-mix(in srgb,var(--color-accent) 21%,transparent),transparent 68%);
}
.guide-orbit-ring{
  position:absolute;
  left:50%;
  top:50%;
  border:1px solid var(--color-border);
  border-radius:50%;
  transform:translate(-50%,-50%);
}
.guide-orbit-ring-outer{
  width:100%;
  height:76%;
  border-style:dashed;
}
.guide-orbit-ring-inner{
  width:68%;
  height:48%;
}
.guide-orbit-core{
  position:absolute;
  left:50%;
  top:50%;
  z-index:4;
  display:grid;
  width:98px;
  height:98px;
  place-items:center;
  transform:translate(-50%,-50%);
  border:1px solid var(--color-accent);
  border-radius:32%;
  background:linear-gradient(145deg,var(--color-accent),var(--color-accent-deep));
  color:var(--color-white);
  box-shadow:var(--shadow-accent);
}
.guide-orbit-core svg{width:54px;height:54px}
.guide-orbit-label{
  position:absolute;
  z-index:5;
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:5px 14px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-pill);
  background:var(--color-panel);
  color:var(--color-text);
  font-family:var(--font-mono);
  font-size:12px;
  box-shadow:var(--shadow-panel);
}
.guide-orbit-label::before{
  content:"";
  width:6px;
  height:6px;
  margin-right:8px;
  flex-shrink:0;
  border-radius:50%;
  background:var(--color-accent);
  box-shadow:var(--shadow-accent);
}
.guide-orbit-label-line{left:4%;top:48%}
.guide-orbit-label-billing{left:39%;top:5%}
.guide-orbit-label-device{right:1%;top:48%}
.guide-orbit-label-support{left:41%;bottom:4%}
.guide-orbit-lines{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  color:var(--color-accent-deep);
  opacity:.65;
}
.guide-orbit-lines path,
.guide-orbit-lines line{
  vector-effect:non-scaling-stroke;
}
.guide-intro{
  border-bottom:1px solid var(--color-border);
  background:var(--color-panel);
}
.guide-intro-copy{margin-top:26px}
.guide-intro-copy p{font-size:17px}
.guide-document{
  position:relative;
  display:grid;
  grid-template-columns:minmax(210px,250px) minmax(0,1fr);
  align-items:start;
  gap:clamp(34px,5vw,78px);
  padding-top:52px;
  padding-bottom:var(--section-space);
}
.guide-document .toc-tabs{
  top:calc(var(--header-height) + 16px);
  display:grid;
  width:100%;
  padding:8px;
  border-radius:var(--radius-md);
}
.guide-document .toc-tabs a{
  width:100%;
  min-height:44px;
}
.guide-article{
  min-width:0;
  max-width:900px;
}
.guide-chapter{
  padding-top:30px;
  padding-bottom:var(--section-space);
  border-bottom:1px solid var(--color-border);
}
.guide-chapter:first-child{padding-top:0}
.guide-chapter:last-of-type{border-bottom:0}
.chapter-head{
  position:relative;
  margin-bottom:38px;
  padding-bottom:24px;
  border-bottom:1px solid var(--color-border);
}
.chapter-head::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-1px;
  width:64px;
  height:2px;
  background:var(--color-accent);
  box-shadow:var(--shadow-accent);
}
.chapter-kicker{
  margin-bottom:10px;
  color:var(--color-accent);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.15em;
}
.guide-article .prose{
  color:var(--color-muted);
  font-size:16px;
  line-height:1.9;
}
.guide-article .prose > * + *{margin-top:1.35em}
.guide-article .prose h3{
  margin-top:2.2em;
  font-size:28px;
}
.guide-article .prose h3:first-child{margin-top:0}
.guide-article .prose p{
  text-align:justify;
  text-justify:inter-ideograph;
}
.guide-article .table-scroll{
  margin-top:34px;
  margin-bottom:34px;
}
.guide-article .compare-table{
  min-width:760px;
  font-size:14px;
  line-height:1.65;
}
.guide-article .compare-table td{
  color:var(--color-muted);
}
.guide-article .compare-table td:first-child{
  color:var(--color-text);
}
.guide-article .callout{
  margin-top:32px;
}
.billing-table{min-width:860px}
.decision-checklist{
  margin-top:34px;
  padding:28px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-md);
  background:var(--color-panel);
}
.guide-article .decision-checklist h3{
  margin-top:0;
  font-size:27px;
}
.guide-article .decision-checklist ul{
  display:grid;
  gap:13px;
  margin-top:22px;
  padding-left:0;
  list-style:none;
}
.guide-article .decision-checklist li{
  position:relative;
  padding-left:24px;
}
.guide-article .decision-checklist li::before{
  content:"◆";
  position:absolute;
  left:0;
  top:.2em;
  color:var(--color-accent);
  font-size:10px;
}
.guide-article .decision-checklist li+li{margin-top:0}
.guide-article .promo-block{
  margin-top:20px;
}
@media (max-width:1080px){
  .guide-hero-inner{
    grid-template-columns:minmax(0,1fr) minmax(340px,.72fr);
    gap:38px;
  }
  .guide-facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guide-facts span:nth-child(2){border-right:0}
  .guide-facts span:nth-child(-n+2){border-bottom:1px solid var(--color-border)}
  .guide-facts span:nth-child(3){padding-left:0}
  .guide-document{
    grid-template-columns:190px minmax(0,1fr);
    gap:34px;
  }
}
@media (max-width:900px){
  .guide-hero-inner{
    grid-template-columns:1fr;
    min-height:auto;
  }
  .guide-orbit{
    width:min(100%,620px);
    margin-inline:auto;
  }
  .guide-document{
    display:block;
    padding-top:22px;
  }
  .guide-document .toc-tabs{
    top:12px;
    display:flex;
    width:auto;
    margin-bottom:48px;
    border-radius:var(--radius-md);
  }
  .guide-document .toc-tabs a{
    width:auto;
  }
  .guide-article{
    max-width:none;
  }
}
@media (max-width:768px){
  .guide-hero::before{display:none}
  .guide-hero-inner{
    padding-top:58px;
    padding-bottom:48px;
  }
  .guide-hero-lead{
    margin-top:20px;
    font-size:16px;
  }
  .guide-hero-actions{
    align-items:stretch;
    flex-direction:column;
    max-width:340px;
  }
  .guide-orbit{aspect-ratio:1.12}
  .guide-orbit-label-billing{left:36%}
  .guide-orbit-label-support{left:37%}
  .guide-orbit-core{
    width:82px;
    height:82px;
  }
  .guide-orbit-core svg{width:45px;height:45px}
  .guide-article .prose{
    font-size:15px;
    line-height:1.86;
  }
  .guide-article .prose h3{font-size:25px}
  .guide-article .prose p{
    text-align:left;
  }
  .chapter-head{margin-bottom:30px}
}
@media (max-width:560px){
  .guide-facts{
    grid-template-columns:1fr 1fr;
    margin-top:36px;
  }
  .guide-facts span{
    padding:14px 10px;
  }
  .guide-facts span:first-child,
  .guide-facts span:nth-child(3){
    padding-left:0;
  }
  .guide-orbit{
    min-height:300px;
  }
  .guide-orbit-ring-outer{
    width:112%;
    height:68%;
  }
  .guide-orbit-ring-inner{
    width:72%;
    height:43%;
  }
  .guide-orbit-label{
    min-height:30px;
    padding:4px 9px;
    font-size:10px;
  }
  .guide-orbit-label-line{left:0}
  .guide-orbit-label-device{right:0}
  .guide-orbit-label-billing{left:34%;top:7%}
  .guide-orbit-label-support{left:35%;bottom:7%}
  .guide-orbit-lines{display:none}
  .guide-intro-copy p{font-size:15px}
  .guide-document{padding-top:16px}
  .guide-document .toc-tabs{margin-bottom:36px}
  .guide-chapter{
    padding-top:18px;
    padding-bottom:72px;
  }
  .decision-checklist{padding:20px}
}
@media (max-width:360px){
  .guide-orbit-label-billing{left:31%}
  .guide-orbit-label-support{left:32%}
}
@media (prefers-reduced-motion:reduce){
  .guide-orbit,
  .guide-orbit *{
    animation:none!important;
    transition:none!important;
  }
}