/* =========================================================
   XNNPACK — Documentation-Style Design System
   Seed: S08 (Documentation Style)
   ========================================================= */

:root{
  /* -- Color tokens -- */
  --ink:        #0B1220;   /* near-navy-black, headings on light */
  --ink-soft:   #384156;   /* secondary text on light */
  --paper:      #F7F8FA;   /* app background */
  --panel:      #FFFFFF;   /* card / panel background */
  --line:       #E2E5EA;   /* hairline borders */
  --line-soft:  #EEF0F3;
  --accent:     #2F6FED;   /* signal blue */
  --accent-ink: #1B4FC4;   /* darker blue for text/hover */
  --accent-dim: #EAF1FE;   /* light blue tint */
  --dark:       #0B1220;   /* dark section background */
  --dark-panel: #121B2E;   /* dark card background */
  --dark-line:  #24314A;   /* dark section hairlines */
  --code-bg:    #0F172A;
  --code-text:  #9FD0FF;
  --ok:         #1F9D63;
  --warn:       #B7791F;

  /* -- Type tokens -- */
  --font-display: "Poppins", "Segoe UI", sans-serif;
  --font-body:    "Poppins", "Segoe UI", sans-serif;
  --font-mono:    "Poppins", "Segoe UI", sans-serif;

  /* -- Layout tokens -- */
  --max-w: 1180px;
  --radius: 10px;
  --radius-sm: 6px;
  --header-h: 72px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
img{ max-width:100%; display:block; height:auto; }
a{ color:inherit; text-decoration:none; }
ul,ol{ padding:0; margin:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }
h1,h2,h3,h4{ font-family:var(--font-display); color:var(--ink); line-height:1.2; margin:0; letter-spacing:-0.01em; }
p{ margin:0; }
:focus-visible{ outline:3px solid var(--accent); outline-offset:2px; }

.container{ max-width:var(--max-w); margin:0 auto; padding:0 24px; }

.section{ padding:88px 0; }
.section-tight{ padding:64px 0; }
.section-alt{ background:var(--panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section-dark{ background:var(--dark); color:#E8ECF4; }
.section-dark h2, .section-dark h3{ color:#FFFFFF; }
.section-dark .eyebrow{ color:#9FBBFF; }
.section-dark .muted{ color:#AEB8CC; }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  color:var(--accent-ink);
  background:var(--accent-dim);
  border:1px solid #D6E3FC;
  padding:5px 12px;
  border-radius:999px;
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:6px; height:6px; border-radius:50%;
  background:var(--accent);
  flex:none;
}

.section-head{ max-width:680px; margin-bottom:48px; }
.section-head h2{ font-size:clamp(28px,3.4vw,38px); }
.section-head p{ color:var(--ink-soft); font-size:17px; margin-top:14px; }
.muted{ color:var(--ink-soft); }

.grid{ display:grid; gap:24px; }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-4{ grid-template-columns:repeat(4,1fr); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  font-family:var(--font-body);
  font-weight:600;
  font-size:15px;
  padding:13px 22px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  white-space:nowrap;
}
.btn svg{ flex:none; width:18px; height:18px; }
.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:0 1px 0 rgba(11,18,32,0.06), 0 8px 20px -8px rgba(47,111,237,0.55);
}
.btn-primary:hover{ background:var(--accent-ink); transform:translateY(-1px); }
.btn-ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--line);
}
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent-ink); background:var(--accent-dim); }
.btn-on-dark{ background:transparent; border-color:var(--dark-line); color:#E8ECF4; }
.btn-on-dark:hover{ border-color:var(--accent); background:rgba(47,111,237,0.12); }
.btn-block{ width:100%; }
.btn-lg{ padding:15px 28px; font-size:16px; }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:1000;
  height:var(--header-h);
  display:flex; align-items:center;
  background:rgba(247,248,250,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px -18px rgba(11,18,32,0.35);
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; font-size:19px; color:var(--ink); }
.brand img{ width:32px; height:32px; }
.brand .brand-tag{
  font-family:var(--font-mono); font-size:10.5px; color:var(--accent-ink);
  background:var(--accent-dim); border:1px solid #D6E3FC; padding:2px 7px; border-radius:5px;
  letter-spacing:.04em;
}

.main-nav{ display:flex; align-items:center; gap:2px; }
.main-nav a{
  font-size:14.5px; font-weight:500; color:var(--ink-soft);
  padding:9px 13px; border-radius:8px; transition:color .15s ease, background .15s ease;
}
.main-nav a:hover{ color:var(--ink); background:var(--line-soft); }
.main-nav a.nav-guide{ color:var(--accent-ink); font-weight:600; }
.main-nav a.is-active{ color:var(--ink); background:var(--accent-dim); }

.header-cta{ display:flex; align-items:center; gap:10px; }

.nav-toggle{
  display:none;
  width:42px; height:42px; border-radius:8px; border:1px solid var(--line);
  background:var(--panel); align-items:center; justify-content:center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; display:block; width:18px; height:2px; background:var(--ink); position:relative; transition:.2s;
}
.nav-toggle span::before{ position:absolute; top:-6px; }
.nav-toggle span::after{ position:absolute; top:6px; }

/* ---------- Hero (documentation style) ---------- */
.hero{
  background:var(--dark);
  color:#E8ECF4;
  padding:64px 0 0;
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--dark-line);
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(226,229,234,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(226,229,234,0.05) 1px, transparent 1px);
  background-size:42px 42px;
  mask-image:radial-gradient(ellipse at 30% 20%, black 0%, transparent 68%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
  padding-bottom:56px;
}
.hero-kicker{
  font-family:var(--font-mono); font-size:12.5px; letter-spacing:.08em; text-transform:uppercase;
  color:#9FBBFF; display:flex; align-items:center; gap:10px; margin-bottom:18px;
}
.hero-kicker .dot{ width:7px; height:7px; border-radius:50%; background:var(--ok); box-shadow:0 0 0 3px rgba(31,157,99,0.25); }
.hero h1{
  font-size:clamp(34px,4.6vw,54px);
  color:#fff;
  max-width:640px;
}
.hero h1 .accent-text{ color:#7FA8FF; }
.hero-sub{ margin-top:20px; font-size:18px; color:#B7C1D6; max-width:560px; }
.hero-actions{ display:flex; gap:14px; margin-top:32px; flex-wrap:wrap; }
.hero-meta{ display:flex; gap:26px; margin-top:36px; flex-wrap:wrap; }
.hero-meta div{ display:flex; flex-direction:column; gap:3px; }
.hero-meta span.num{ font-family:var(--font-mono); font-size:20px; color:#fff; font-weight:600; }
.hero-meta span.lbl{ font-size:12.5px; color:#8792A8; }

/* Build-matrix visual — signature element */
.build-matrix{
  background:var(--dark-panel);
  border:1px solid var(--dark-line);
  border-radius:14px;
  padding:22px;
  box-shadow:0 30px 60px -30px rgba(0,0,0,0.6);
}
.build-matrix-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; }
.build-matrix-head .traffic{ display:flex; gap:6px; }
.build-matrix-head .traffic span{ width:9px; height:9px; border-radius:50%; background:#33405C; }
.build-matrix-head .label{ font-family:var(--font-mono); font-size:11.5px; color:#7C8AA8; }
.matrix-row{
  display:flex; align-items:center; justify-content:space-between;
  padding:11px 4px; border-top:1px solid var(--dark-line);
  font-family:var(--font-mono); font-size:13px; color:#C3CCE0;
}
.matrix-row:first-of-type{ border-top:none; }
.matrix-row .chip-status{
  display:inline-flex; align-items:center; gap:6px; font-size:11.5px;
  color:var(--ok); background:rgba(31,157,99,0.14); border:1px solid rgba(31,157,99,0.35);
  padding:3px 9px; border-radius:999px;
}
.matrix-row .chip-status::before{ content:""; width:6px; height:6px; border-radius:50%; background:var(--ok); }

/* ---------- Cards / generic ---------- */
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
}
.feature-card .icon-wrap{
  width:44px; height:44px; border-radius:9px;
  background:var(--accent-dim); border:1px solid #D6E3FC;
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
}
.feature-card .icon-wrap svg{ width:22px; height:22px; color:var(--accent-ink); }
.feature-card h3{ font-size:17.5px; margin-bottom:9px; }
.feature-card p{ color:var(--ink-soft); font-size:15px; }

/* ---------- How it works (steps) ---------- */
.steps{ display:flex; flex-direction:column; gap:0; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; background:var(--panel); }
.step-row{ display:grid; grid-template-columns:64px 1fr; border-top:1px solid var(--line); }
.step-row:first-child{ border-top:none; }
.step-num{
  display:flex; align-items:flex-start; justify-content:center; padding-top:24px;
  font-family:var(--font-mono); color:var(--accent-ink); font-size:13px; background:var(--accent-dim);
  border-right:1px solid var(--line);
}
.step-body{ padding:22px 24px; }
.step-body h3{ font-size:16.5px; margin-bottom:6px; }
.step-body p{ color:var(--ink-soft); font-size:15px; }
.step-body code, code{
  font-family:var(--font-mono); font-size:13.5px; background:var(--code-bg); color:var(--code-text);
  padding:2px 7px; border-radius:5px;
}
pre{
  background:var(--code-bg); color:var(--code-text); font-family:var(--font-mono); font-size:13.5px;
  padding:16px 18px; border-radius:9px; overflow-x:auto; margin:14px 0; line-height:1.6;
}
pre code{ background:none; padding:0; color:inherit; }

/* ---------- Compatibility table ---------- */
.compat-table{ width:100%; border-collapse:collapse; background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.compat-table th, .compat-table td{ text-align:left; padding:14px 18px; border-bottom:1px solid var(--line); font-size:14.5px; }
.compat-table th{ font-family:var(--font-mono); font-size:12px; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-soft); background:var(--line-soft); }
.compat-table tr:last-child td{ border-bottom:none; }
.status-pill{ display:inline-flex; align-items:center; gap:6px; font-family:var(--font-mono); font-size:12.5px; padding:3px 10px; border-radius:999px; }
.status-pill.ok{ background:rgba(31,157,99,0.12); color:var(--ok); border:1px solid rgba(31,157,99,0.3); }
.status-pill.warn{ background:rgba(183,121,31,0.12); color:var(--warn); border:1px solid rgba(183,121,31,0.3); }

/* ---------- Download section ---------- */
.download-panel{
  background:var(--dark); color:#E8ECF4; border-radius:16px; padding:48px;
  border:1px solid var(--dark-line); position:relative; overflow:hidden;
}
.download-panel::after{
  content:""; position:absolute; right:-80px; top:-80px; width:280px; height:280px; border-radius:50%;
  background:radial-gradient(circle, rgba(47,111,237,0.35), transparent 70%);
}
.download-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:40px; align-items:center; position:relative; }
.download-facts{ display:grid; grid-template-columns:repeat(2,1fr); gap:14px; margin-top:24px; }
.download-facts div{ background:var(--dark-panel); border:1px solid var(--dark-line); border-radius:9px; padding:14px 16px; }
.download-facts span.k{ display:block; font-family:var(--font-mono); font-size:11px; color:#8792A8; text-transform:uppercase; letter-spacing:.05em; margin-bottom:4px; }
.download-facts span.v{ font-size:14.5px; color:#EDF1FA; font-weight:600; }
.download-cta-box{ background:var(--dark-panel); border:1px solid var(--dark-line); border-radius:12px; padding:28px; }
.download-cta-box h3{ color:#fff; font-size:19px; margin-bottom:8px; }
.download-cta-box p{ color:#AEB8CC; font-size:14.5px; margin-bottom:20px; }

/* ---------- Safety notice ---------- */
.notice{
  display:flex; gap:16px; align-items:flex-start; background:var(--accent-dim); border:1px solid #D6E3FC;
  border-radius:var(--radius); padding:22px 24px;
}
.notice svg{ flex:none; width:24px; height:24px; color:var(--accent-ink); margin-top:2px; }
.notice h3{ font-size:16px; margin-bottom:6px; }
.notice p{ font-size:14.5px; color:var(--ink-soft); }

/* ---------- Use cases ---------- */
.usecase-card{ border-left:3px solid var(--accent); }

/* ---------- Pros/cons ---------- */
.proscons{ display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.proscons .card h3{ display:flex; align-items:center; gap:9px; font-size:17px; margin-bottom:16px; }
.proscons ul li{ display:flex; gap:10px; padding:9px 0; border-top:1px solid var(--line-soft); font-size:14.5px; color:var(--ink-soft); }
.proscons ul li:first-child{ border-top:none; }
.proscons ul li svg{ flex:none; width:17px; height:17px; margin-top:2px; }
.pros svg{ color:var(--ok); }
.cons svg{ color:var(--warn); }

/* ---------- Release info ---------- */
.release-card{ display:flex; gap:18px; align-items:flex-start; }
.release-tag{
  font-family:var(--font-mono); font-size:12px; color:var(--accent-ink); background:var(--accent-dim);
  border:1px solid #D6E3FC; padding:4px 10px; border-radius:6px; white-space:nowrap;
}

/* ---------- Troubleshooting accordion ---------- */
.faq-list{ display:flex; flex-direction:column; gap:12px; }
.faq-item{ background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.faq-q{
  width:100%; text-align:left; display:flex; align-items:center; justify-content:space-between;
  padding:18px 22px; background:none; border:none; font-family:var(--font-body); font-weight:600; font-size:15.5px; color:var(--ink);
}
.faq-q svg{ flex:none; width:18px; height:18px; transition:transform .2s ease; color:var(--ink-soft); }
.faq-item.is-open .faq-q svg{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .25s ease; }
.faq-a-inner{ padding:0 22px 20px; color:var(--ink-soft); font-size:14.5px; }

/* ---------- Guides preview ---------- */
.guide-card{ display:flex; flex-direction:column; background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; transition:border-color .15s ease, transform .15s ease; }
.guide-card:hover{ border-color:var(--accent); transform:translateY(-2px); }
.guide-card img{ aspect-ratio:16/9; object-fit:cover; }
.guide-card-body{ padding:20px; display:flex; flex-direction:column; gap:8px; flex:1; }
.guide-tag{ font-family:var(--font-mono); font-size:11px; text-transform:uppercase; letter-spacing:.05em; color:var(--accent-ink); }
.guide-card-body h3{ font-size:16px; }
.guide-card-body p{ font-size:14px; color:var(--ink-soft); flex:1; }
.guide-read{ font-size:13.5px; font-weight:600; color:var(--accent-ink); display:flex; align-items:center; gap:5px; margin-top:4px; }

/* ---------- Breadcrumb ---------- */
.breadcrumb{ font-family:var(--font-mono); font-size:12.5px; color:var(--ink-soft); display:flex; gap:8px; align-items:center; flex-wrap:wrap; }
.breadcrumb a{ color:var(--ink-soft); }
.breadcrumb a:hover{ color:var(--accent-ink); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero{ background:var(--dark); color:#E8ECF4; padding:40px 0 44px; border-bottom:1px solid var(--dark-line); }
.page-hero h1{ color:#fff; font-size:clamp(28px,3.6vw,40px); margin-top:14px; max-width:760px; }
.page-hero p{ color:#AEB8CC; margin-top:14px; max-width:640px; font-size:16px; }
.page-hero .breadcrumb a{ color:#8792A8; }
.page-hero .breadcrumb span{ color:#5C6884; }

/* ---------- Article layout ---------- */
.article-layout{ display:grid; grid-template-columns:1fr 280px; gap:48px; align-items:start; }
.article-body h2{ font-size:23px; margin-top:40px; margin-bottom:14px; }
.article-body h3{ font-size:18px; margin-top:28px; margin-bottom:10px; }
.article-body p{ color:var(--ink-soft); font-size:15.5px; margin-bottom:16px; }
.article-body ul, .article-body ol{ margin:0 0 16px; padding-left:0; display:flex; flex-direction:column; gap:8px; }
.article-body ul li, .article-body ol li{ color:var(--ink-soft); font-size:15.5px; padding-left:22px; position:relative; }
.article-body ul li::before{ content:"›"; position:absolute; left:0; color:var(--accent); font-weight:700; }
.article-body ol{ counter-reset:item; }
.article-body ol li{ counter-increment:item; }
.article-body ol li::before{ content:counter(item)"."; position:absolute; left:0; color:var(--accent); font-family:var(--font-mono); font-weight:600; }
.article-body img{ border-radius:var(--radius); border:1px solid var(--line); margin:20px 0; }
.article-feature{ border-radius:14px; border:1px solid var(--line); margin-bottom:32px; }

.sidebar{ position:sticky; top:calc(var(--header-h) + 24px); display:flex; flex-direction:column; gap:20px; }
.sidebar .card h3{ font-size:15px; margin-bottom:14px; }
.sidebar .related-link{ display:block; font-size:14px; color:var(--ink-soft); padding:9px 0; border-top:1px solid var(--line-soft); }
.sidebar .related-link:first-of-type{ border-top:none; }
.sidebar .related-link:hover{ color:var(--accent-ink); }

/* ---------- Legal pages ---------- */
.legal-body h2{ font-size:20px; margin-top:32px; margin-bottom:12px; }
.legal-body p, .legal-body li{ color:var(--ink-soft); font-size:15px; margin-bottom:12px; }
.legal-body ul{ padding-left:20px; list-style:disc; }
.legal-body ul li{ padding-left:0; }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:32px; }
.contact-info-item{ display:flex; gap:14px; align-items:flex-start; padding:18px 0; border-top:1px solid var(--line); }
.contact-info-item:first-child{ border-top:none; }
.contact-info-item svg{ flex:none; width:20px; height:20px; color:var(--accent-ink); margin-top:2px; }
.contact-info-item h3{ font-size:15px; margin-bottom:4px; }
.contact-info-item p{ font-size:14.5px; color:var(--ink-soft); }

/* ---------- Footer ---------- */
.site-footer{ background:var(--dark); color:#AEB8CC; padding:64px 0 28px; }
.footer-top{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:44px; border-bottom:1px solid var(--dark-line); }
.footer-brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; font-size:18px; color:#fff; margin-bottom:14px; }
.footer-brand img{ width:28px; height:28px; }
.footer-blurb{ font-size:14px; color:#8792A8; max-width:280px; }
.footer-col h4{ font-family:var(--font-mono); font-size:12px; text-transform:uppercase; letter-spacing:.06em; color:#7C8AA8; margin-bottom:16px; }
.footer-col a{ display:block; font-size:14.5px; color:#C3CCE0; padding:6px 0; }
.footer-col a:hover{ color:#fff; }
.footer-bottom{ display:flex; align-items:center; justify-content:space-between; padding-top:24px; flex-wrap:wrap; gap:14px; }
.footer-bottom p{ font-size:13.5px; color:#7C8AA8; }
.footer-bottom a{ color:#9FBBFF; }
.footer-legal-links{ display:flex; gap:18px; flex-wrap:wrap; }
.footer-legal-links a{ font-size:13.5px; color:#8792A8; }
.footer-legal-links a:hover{ color:#fff; }

/* ---------- Scroll to top ---------- */
.scroll-top{
  position:fixed; right:22px; bottom:22px; width:46px; height:46px; border-radius:50%;
  background:var(--ink); color:#fff; display:flex; align-items:center; justify-content:center;
  border:1px solid var(--dark-line); box-shadow:0 10px 30px -10px rgba(11,18,32,0.5);
  opacity:0; visibility:hidden; transform:translateY(8px); transition:.2s ease; z-index:999;
}
.scroll-top.is-visible{ opacity:1; visibility:visible; transform:translateY(0); }
.scroll-top svg{ width:18px; height:18px; }

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform:translateY(16px); transition:opacity .5s ease, transform .5s ease; }
.reveal.is-visible{ opacity:1; transform:translateY(0); }

/* ---------- Utility ---------- */
.text-center{ text-align:center; margin-left:auto; margin-right:auto; }
.mt-8{ margin-top:8px; } .mt-16{ margin-top:16px; } .mt-24{ margin-top:24px; } .mt-32{ margin-top:32px; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1024px){
  .hero-inner{ grid-template-columns:1fr; }
  .download-grid{ grid-template-columns:1fr; }
  .article-layout{ grid-template-columns:1fr; }
  .sidebar{ position:static; }
  .grid-4{ grid-template-columns:repeat(2,1fr); }
  .grid-3{ grid-template-columns:repeat(2,1fr); }
  .footer-top{ grid-template-columns:1fr 1fr; }
  .contact-grid{ grid-template-columns:1fr; }
}

@media (max-width: 760px){
  .main-nav{
    position:fixed; top:var(--header-h); left:0; right:0; bottom:0;
    background:var(--paper); flex-direction:column; align-items:stretch; gap:0;
    padding:14px; transform:translateY(-8px); opacity:0; visibility:hidden;
    transition:.2s ease; overflow-y:auto; border-top:1px solid var(--line);
  }
  .main-nav.is-open{ transform:translateY(0); opacity:1; visibility:visible; }
  .main-nav a{ padding:14px 10px; border-bottom:1px solid var(--line-soft); border-radius:0; }
  .nav-toggle{ display:flex; }
  .header-cta .btn-ghost{ display:none; }
  .grid-2, .grid-3, .grid-4{ grid-template-columns:1fr; }
  .proscons{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr; }
  .download-panel{ padding:28px; }
  .download-facts{ grid-template-columns:1fr; }
  .step-row{ grid-template-columns:52px 1fr; }
  .hero{ padding-top:40px; }
}

/* =========================================================
   2026 Premium Homepage Rebuild
   ========================================================= */
:root{
  --font-display:"Poppins","Segoe UI",sans-serif;
  --font-body:"Poppins","Segoe UI",sans-serif;
  --font-mono:"Poppins","Segoe UI",sans-serif;
  --max-w:1180px;
  --radius:14px;
  --radius-sm:10px;
  --accent:#3d7cff;
  --accent-ink:#225be0;
  --accent-dim:#eaf1ff;
  --paper:#f6f8fc;
  --panel:#ffffff;
  --ink:#0b1528;
  --ink-soft:#526079;
  --line:#dfe5ef;
  --line-soft:#edf1f7;
  --dark:#07111f;
  --dark-panel:#0d1b2d;
  --dark-line:#20304a;
}
body{overflow-x:hidden;background:var(--paper)}
.section{padding:92px 0}
.section-head{max-width:760px}
.section-head h2{font-size:clamp(30px,3.5vw,42px);letter-spacing:-.035em}
.section-head p{line-height:1.8}
.xp-center-head{text-align:center;margin:0 auto 50px}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.11em;padding:6px 12px;margin-bottom:14px}
.btn{border-radius:11px;font-weight:600}
.btn-primary{background:linear-gradient(135deg,#4d8cff 0%,#2c66ed 100%);box-shadow:0 14px 30px -14px rgba(61,124,255,.75)}
.btn-primary:hover{background:linear-gradient(135deg,#3678f6 0%,#1e55d8 100%)}
.site-header{background:rgba(248,250,253,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.brand{font-size:20px;letter-spacing:-.03em}
.brand img{width:36px;height:36px}
.main-nav a{font-size:13.5px;padding:9px 10px}
.header-cta .btn{padding:11px 17px}
.reveal{opacity:1;transform:none}

/* Hero */
.xp-hero{position:relative;overflow:hidden;background:radial-gradient(circle at 50% -15%,#183d73 0%,#0a1b31 34%,#07111f 72%);color:#dce7f8;padding:78px 0 72px;border-bottom:1px solid #15253b}
.xp-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(133,167,219,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(133,167,219,.08) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 92%);pointer-events:none}
.xp-hero-glow{position:absolute;border-radius:50%;filter:blur(40px);opacity:.28;pointer-events:none}
.xp-glow-one{width:310px;height:310px;background:#377ff4;left:-120px;top:80px}
.xp-glow-two{width:260px;height:260px;background:#5c40e6;right:-80px;bottom:20px}
.xp-hero-wrap{position:relative;z-index:1}
.xp-hero-copy{text-align:center;max-width:930px;margin:0 auto}
.xp-kicker{display:inline-flex;align-items:center;gap:9px;color:#a9c8ff;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;font-weight:600;margin-bottom:18px}
.xp-kicker span{width:8px;height:8px;border-radius:50%;background:#4ee0a1;box-shadow:0 0 0 5px rgba(78,224,161,.12)}
.xp-hero h1{font-size:clamp(36px,5.2vw,58px);line-height:1.06;letter-spacing:-.055em;color:#fff;max-width:980px;margin:0 auto}
.xp-hero-copy>p{max-width:790px;margin:24px auto 0;color:#b8c7dc;font-size:18px;line-height:1.8}
.xp-hero-actions{display:flex;justify-content:center;align-items:center;gap:22px;flex-wrap:wrap;margin-top:32px}
.xp-text-link{display:inline-flex;align-items:center;gap:8px;color:#d7e6ff;font-size:15px;font-weight:600;border-bottom:1px solid rgba(215,230,255,.35);padding:5px 0}
.xp-text-link span{transition:transform .18s ease}
.xp-text-link:hover span{transform:translateX(4px)}
.xp-link-dark{color:var(--accent-ink);border-bottom-color:#b8cdfc}
.xp-trust-row{display:flex;align-items:center;justify-content:center;gap:0;flex-wrap:wrap;margin-top:34px;color:#8fa3bf;font-size:12.5px}
.xp-trust-row span{padding:4px 20px;border-right:1px solid #2a3a51}
.xp-trust-row span:last-child{border-right:none}
.xp-trust-row b{color:#e9f1ff;font-weight:600;margin-right:5px}

.xp-runtime-visual{margin:54px auto 0;max-width:1080px;border:1px solid rgba(126,160,212,.22);border-radius:22px;background:linear-gradient(180deg,rgba(18,35,58,.94),rgba(8,21,37,.97));box-shadow:0 34px 90px -42px #000, inset 0 1px 0 rgba(255,255,255,.04);overflow:hidden}
.xp-runtime-topbar{height:52px;display:flex;align-items:center;gap:16px;padding:0 20px;border-bottom:1px solid #21334d;font-family:var(--font-mono);font-size:11px;color:#89a2c5}
.xp-runtime-dots{display:flex;gap:6px}
.xp-runtime-dots i{display:block;width:8px;height:8px;border-radius:50%;background:#47617f}
.xp-runtime-dots i:first-child{background:#ff6c75}.xp-runtime-dots i:nth-child(2){background:#f6c75b}.xp-runtime-dots i:nth-child(3){background:#56d69d}
.xp-live-badge{margin-left:auto;display:flex;align-items:center;gap:7px;color:#a8f1d1;background:rgba(43,197,132,.08);border:1px solid rgba(82,220,157,.18);padding:5px 9px;border-radius:999px}
.xp-live-badge i{width:6px;height:6px;background:#4ee0a1;border-radius:50%;box-shadow:0 0 0 4px rgba(78,224,161,.1);animation:xpPulse 1.8s ease-in-out infinite}
.xp-pipeline{display:grid;grid-template-columns:1fr 90px 1.2fr 90px 1.1fr;align-items:center;gap:0;padding:34px}
.xp-stage{min-height:230px;border:1px solid #263955;border-radius:16px;background:rgba(11,27,46,.8);padding:22px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;position:relative;overflow:hidden}
.xp-stage::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(75,128,218,.08),transparent 55%);pointer-events:none}
.xp-stage-label{font-family:var(--font-mono);font-size:9px;letter-spacing:.12em;color:#7f98ba;margin-bottom:20px}
.xp-stage strong{font-size:15px;color:#f6f9ff;margin-top:18px}
.xp-stage small{font-size:11px;color:#7690b1;margin-top:4px}
.xp-tensor-grid{display:grid;grid-template-columns:repeat(3,18px);gap:5px;transform:rotate(-8deg);margin-left:20px}
.xp-tensor-grid i{width:18px;height:18px;border-radius:4px;background:linear-gradient(135deg,#4387ff,#2154b4);box-shadow:0 6px 14px rgba(31,88,190,.3);animation:xpTensor 2.8s ease-in-out infinite}
.xp-tensor-grid i:nth-child(2),.xp-tensor-grid i:nth-child(6),.xp-tensor-grid i:nth-child(7){animation-delay:.35s}.xp-tensor-grid i:nth-child(3),.xp-tensor-grid i:nth-child(4),.xp-tensor-grid i:nth-child(8){animation-delay:.7s}
.xp-node-map{width:148px;height:86px;position:relative;margin-left:8px}
.xp-node-map i{position:absolute;width:16px;height:16px;border-radius:50%;background:#6aa0ff;border:4px solid #17396c;z-index:2;box-shadow:0 0 18px rgba(82,137,236,.35)}
.xp-node-map .n1{left:4px;top:34px}.xp-node-map .n2{left:48px;top:8px}.xp-node-map .n3{left:48px;bottom:8px}.xp-node-map .n4{right:36px;top:34px}.xp-node-map .n5{right:0;top:34px;background:#4ee0a1;border-color:#164a3b}
.xp-node-map b{position:absolute;height:2px;background:linear-gradient(90deg,#416da9,#5d96e8);transform-origin:left center;z-index:1}
.xp-node-map .l1{width:52px;left:15px;top:39px;transform:rotate(-28deg)}.xp-node-map .l2{width:52px;left:15px;top:47px;transform:rotate(28deg)}.xp-node-map .l3{width:48px;left:62px;top:18px;transform:rotate(28deg)}.xp-node-map .l4{width:48px;left:62px;bottom:18px;transform:rotate(-28deg)}
.xp-core-grid{display:grid;grid-template-columns:repeat(2,52px);gap:9px}
.xp-core-grid i{height:46px;border:1px solid #32517d;background:#112a49;border-radius:9px;padding:7px;display:flex;align-items:flex-end}
.xp-core-grid em{display:block;width:100%;height:28%;background:linear-gradient(90deg,#3e7cf1,#62a2ff);border-radius:4px;animation:xpCore 2s ease-in-out infinite}
.xp-core-grid i:nth-child(2) em{animation-delay:.25s}.xp-core-grid i:nth-child(3) em{animation-delay:.5s}.xp-core-grid i:nth-child(4) em{animation-delay:.75s}
.xp-flow-line{height:2px;background:#294464;position:relative;overflow:visible}
.xp-flow-line::before,.xp-flow-line::after{content:"";position:absolute;top:-3px;width:8px;height:8px;border-radius:50%;background:#3f6ca6}.xp-flow-line::before{left:-3px}.xp-flow-line::after{right:-3px}
.xp-flow-line span{position:absolute;top:-4px;left:0;width:10px;height:10px;border-radius:50%;background:#72a7ff;box-shadow:0 0 14px #4d8cff;animation:xpPacket 2.4s linear infinite}
.xp-flow-two span{animation-delay:1.2s}
.xp-runtime-footer{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #21334d;background:rgba(5,15,28,.55)}
.xp-runtime-footer div{padding:16px 18px;border-right:1px solid #21334d;display:flex;align-items:center;justify-content:space-between;gap:10px}
.xp-runtime-footer div:last-child{border-right:none}.xp-runtime-footer span{font-family:var(--font-mono);font-size:10px;color:#7890b0}.xp-runtime-footer b{font-size:10px;color:#dce7f8;font-weight:600}
@keyframes xpPacket{0%{left:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{left:calc(100% - 10px);opacity:0}}
@keyframes xpCore{0%,100%{height:28%;opacity:.65}50%{height:92%;opacity:1}}
@keyframes xpTensor{0%,100%{transform:translateY(0);opacity:.65}50%{transform:translateY(-3px);opacity:1}}
@keyframes xpPulse{0%,100%{opacity:.6;transform:scale(.9)}50%{opacity:1;transform:scale(1.15)}}

/* Intro */
.xp-intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.xp-intro-copy h2{font-size:clamp(31px,4vw,46px);letter-spacing:-.04em;margin-bottom:20px}
.xp-intro-copy>p{color:var(--ink-soft);font-size:16px;line-height:1.82;margin-bottom:14px}
.xp-inline-note{display:flex;gap:13px;align-items:flex-start;margin-top:26px;padding:17px 18px;background:#eff5ff;border:1px solid #d6e4ff;border-radius:13px;color:#34445e;font-size:13.5px;line-height:1.65}
.xp-inline-note svg{width:22px;height:22px;color:var(--accent);flex:none;margin-top:2px}
.xp-operator-panel{background:linear-gradient(160deg,#fff,#f2f6fc);border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px -42px rgba(26,54,96,.65);overflow:hidden}
.xp-panel-head{display:flex;align-items:center;justify-content:space-between;padding:19px 22px;border-bottom:1px solid var(--line);font-family:var(--font-mono);font-size:11px;color:#264b87}.xp-panel-head small{color:#8692a7;font-size:10px}
.xp-operator-groups{padding:10px 22px}
.xp-op-row{display:flex;gap:14px;align-items:flex-start;padding:17px 0;border-bottom:1px solid var(--line-soft)}.xp-op-row:last-child{border-bottom:none}
.xp-op-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:#e8f0ff;color:#2460d8;font-family:var(--font-mono);font-size:10px;font-weight:600;flex:none}
.xp-op-row b{display:block;font-size:14px;margin-bottom:3px}.xp-op-row small{display:block;color:#6a7588;font-size:12px;line-height:1.6}

/* Features */
.xp-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.xp-feature-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:17px;padding:28px;min-height:245px;overflow:hidden;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.xp-feature-card::after{content:"";position:absolute;width:130px;height:130px;border-radius:50%;right:-78px;bottom:-80px;background:#edf3ff;transition:transform .25s ease}
.xp-feature-card:hover{transform:translateY(-4px);border-color:#c2d4f5;box-shadow:0 24px 50px -36px rgba(24,59,117,.65)}.xp-feature-card:hover::after{transform:scale(1.25)}
.xp-feature-icon{width:46px;height:46px;border-radius:13px;background:#ecf3ff;color:#2e6eea;display:flex;align-items:center;justify-content:center;margin-bottom:22px}.xp-feature-icon svg{width:23px;height:23px}
.xp-feature-card h3{font-size:18px;margin-bottom:10px;letter-spacing:-.02em}.xp-feature-card p{font-size:14px;color:var(--ink-soft);line-height:1.75}

/* Stack flow */
.xp-stack-section{background:#07111f;color:#dce7f7;position:relative;overflow:hidden}
.xp-stack-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 10%,rgba(64,111,214,.16),transparent 35%)}
.xp-stack-section .container{position:relative}
.xp-stack-head{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:end;margin-bottom:48px}.xp-stack-head h2{color:#fff;font-size:clamp(31px,4vw,46px);letter-spacing:-.04em}.xp-stack-head p{color:#9bacbf;line-height:1.8}
.xp-stack-flow{display:grid;grid-template-columns:1fr 34px 1fr 34px 1fr 34px 1fr;align-items:stretch}
.xp-stack-step{border:1px solid #213550;background:rgba(13,29,49,.86);border-radius:15px;padding:23px;min-height:190px}.xp-stack-step>span{display:inline-flex;width:34px;height:34px;border-radius:10px;background:#173b70;color:#8fb7ff;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:10px;margin-bottom:28px}.xp-stack-step b{display:block;color:#f3f7ff;font-size:14px;margin-bottom:7px}.xp-stack-step small{display:block;color:#8fa3bd;line-height:1.65;font-size:11.5px}
.xp-stack-arrow{display:flex;align-items:center;justify-content:center;color:#3d6598;font-size:22px}
.xp-stack-code{margin-top:26px;padding:16px 20px;border:1px solid #20334e;border-radius:12px;background:#091727;display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;font-family:var(--font-mono);font-size:10.5px;color:#8298b8}.xp-stack-code strong{color:#8cb5ff}.xp-stack-code i{font-style:normal;color:#416692}

/* Download */
.xp-download-section{background:linear-gradient(180deg,#f5f8fd,#eef3fa)}
.xp-download-shell{display:grid;grid-template-columns:1.35fr .65fr;gap:34px;background:#0a1728;border:1px solid #1d3049;border-radius:24px;padding:52px;color:#d8e4f5;box-shadow:0 32px 80px -48px rgba(8,29,62,.75);position:relative;overflow:hidden}
.xp-download-shell::before{content:"";position:absolute;width:360px;height:360px;border-radius:50%;background:rgba(57,118,236,.18);filter:blur(35px);left:-160px;bottom:-220px}
.xp-download-copy,.xp-download-box{position:relative}
.xp-download-label{display:flex;align-items:center;gap:9px;font-family:var(--font-mono);font-size:10px;letter-spacing:.13em;color:#94b9ff}.xp-download-label span{width:7px;height:7px;border-radius:50%;background:#55dca4}
.xp-download-copy h2{color:#fff;font-size:clamp(30px,4vw,44px);letter-spacing:-.04em;margin:16px 0}.xp-download-copy>p{color:#a8b8ce;line-height:1.8;max-width:670px}
.xp-download-requirements{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}.xp-download-requirements div{border:1px solid #20334e;background:#0c1d31;border-radius:12px;padding:15px}.xp-download-requirements span{display:block;color:#7188a9;font-size:9px;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.xp-download-requirements b{display:block;color:#e9f1ff;font-size:12px;margin-top:6px}
.xp-download-box{background:linear-gradient(160deg,#132844,#0d1c30);border:1px solid #29425f;border-radius:18px;padding:28px;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center}
.xp-package-mark{width:72px;height:72px;border-radius:20px;background:#173c72;color:#84b1ff;display:flex;align-items:center;justify-content:center;margin-bottom:18px}.xp-package-mark svg{width:42px;height:42px}
.xp-package-name{color:#fff;font-family:var(--font-mono);font-size:12px}.xp-download-box>small{color:#7f94b1;margin:5px 0 20px}.xp-direct-download{width:100%}.xp-download-note{color:#7186a3;font-size:10.5px;line-height:1.6;margin-top:12px}

/* Compatibility */
.xp-compat-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch}
.xp-compat-primary,.xp-compat-secondary{border:1px solid var(--line);border-radius:19px;background:#fff;overflow:hidden}
.xp-compat-title{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);font-family:var(--font-mono);font-size:10px;color:#2b5bb2}.xp-compat-title small{color:#8c98a9}
.xp-compat-row{display:grid;grid-template-columns:74px 1fr;gap:20px;padding:26px 22px;border-bottom:1px solid var(--line-soft)}.xp-compat-row:last-child{border-bottom:none}.xp-arch-badge{height:58px;border-radius:14px;background:#eaf2ff;color:#2864d7;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:600}.xp-compat-row b{display:block;font-size:16px;margin-bottom:5px}.xp-compat-row p{color:var(--ink-soft);font-size:13px;line-height:1.7}
.xp-compat-secondary{padding:12px 20px}.xp-mini-platform{display:grid;grid-template-columns:52px 1fr;gap:14px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line-soft)}.xp-mini-platform>span{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:11px;background:#f0f4fa;color:#49617f;font-family:var(--font-mono);font-size:10px;font-weight:600}.xp-mini-platform b{display:block;font-size:14px}.xp-mini-platform small{display:block;color:#758195;font-size:11.5px;margin-top:3px}.xp-compat-note{margin:17px 0 8px;padding:16px;border-radius:12px;background:#f6f8fc;border:1px solid #e5eaf2}.xp-compat-note b{display:block;font-size:12px;margin-bottom:5px}.xp-compat-note span{display:block;color:#6d788b;font-size:11px;line-height:1.65}

/* Build */
.xp-build-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:68px;align-items:center}.xp-build-copy h2{font-size:clamp(30px,4vw,44px);letter-spacing:-.04em;margin-bottom:17px}.xp-build-copy p{color:var(--ink-soft);line-height:1.8;margin-bottom:22px}.xp-build-steps{position:relative}.xp-build-steps::before{content:"";position:absolute;left:22px;top:33px;bottom:33px;width:1px;background:#cfd9e8}.xp-build-step{position:relative;display:grid;grid-template-columns:46px 1fr;gap:18px;align-items:center;padding:14px 0}.xp-build-step>span{position:relative;z-index:1;width:46px;height:46px;border-radius:14px;background:#fff;border:1px solid #cfdbed;display:flex;align-items:center;justify-content:center;color:#2b64d2;font-family:var(--font-mono);font-size:11px;box-shadow:0 8px 20px -14px rgba(40,83,151,.7)}.xp-build-step b{display:block;font-size:14px;margin-bottom:4px}.xp-build-step small{display:block;color:#738095;font-size:12px;line-height:1.65}

/* Use cases */
.xp-usecase-bento{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.xp-usecase-card{border:1px solid var(--line);border-radius:18px;background:#fff;padding:30px;min-height:235px}.xp-usecase-wide{grid-column:span 2;min-height:255px;background:linear-gradient(135deg,#f7faff,#edf4ff);position:relative;overflow:hidden}.xp-usecase-wide::after{content:"CPU";position:absolute;right:24px;bottom:-42px;font-size:160px;font-weight:700;color:rgba(50,105,212,.055);letter-spacing:-.08em}.xp-usecase-tag{font-family:var(--font-mono);font-size:9px;letter-spacing:.11em;color:#2b66d9}.xp-usecase-card h3{font-size:22px;max-width:720px;margin:18px 0 10px;letter-spacing:-.03em}.xp-usecase-card p{color:var(--ink-soft);font-size:14px;line-height:1.75;max-width:780px}.xp-usecase-pills{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.xp-usecase-pills span{font-size:10px;background:#fff;border:1px solid #d9e5f7;border-radius:999px;padding:6px 10px;color:#4a6386}.xp-usecase-dark{background:#0b192b;border-color:#1c304b}.xp-usecase-dark h3{color:#fff}.xp-usecase-dark p{color:#9cafc8}.xp-usecase-dark .xp-usecase-tag{color:#8fb5ff}

/* Decision */
.xp-decision-head{text-align:center;max-width:720px;margin:0 auto 42px}.xp-decision-head h2{font-size:clamp(30px,4vw,44px);letter-spacing:-.04em}.xp-decision-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.xp-decision-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px}.xp-decision-icon{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:18px}.xp-good-fit .xp-decision-icon{background:#e7f8f0;color:#178b57}.xp-not-fit .xp-decision-icon{background:#fff1e8;color:#c35e1a}.xp-decision-panel h3{font-size:19px;margin-bottom:12px}.xp-decision-panel li{position:relative;padding:10px 0 10px 24px;border-top:1px solid var(--line-soft);color:var(--ink-soft);font-size:13px;line-height:1.65}.xp-decision-panel li::before{content:"";position:absolute;left:2px;top:18px;width:7px;height:7px;border-radius:50%;background:#5a84c8}.xp-good-fit li::before{background:#2aa36b}.xp-not-fit li::before{background:#d17b40}

/* Guides & FAQ */
.xp-guides-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:38px}.xp-guides-head h2{font-size:clamp(30px,4vw,42px);letter-spacing:-.04em}.xp-guide-grid .guide-card{border-radius:17px}.xp-guide-grid .guide-card img{aspect-ratio:16/9;width:100%;object-fit:cover}.xp-guide-grid .guide-card-body{padding:22px}.xp-guide-grid .guide-card-body h3{font-size:17px;line-height:1.4}
.xp-faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px;align-items:start}.xp-faq-intro{position:sticky;top:110px}.xp-faq-intro h2{font-size:clamp(30px,4vw,42px);letter-spacing:-.04em;margin-bottom:14px}.xp-faq-intro p{color:var(--ink-soft);line-height:1.75}.faq-item{border-radius:13px}.faq-q{font-family:var(--font-body);font-size:14px;padding:20px 21px}.faq-q svg{width:17px;height:17px}.faq-a-inner{font-size:13px;line-height:1.75}

/* Footer */
.footer-top{grid-template-columns:1.45fr .8fr .8fr .8fr}.footer-brand{font-size:20px}.footer-brand img{width:36px;height:36px}.footer-blurb{max-width:390px;color:#a3b1c7;line-height:1.75}.footer-bottom{display:flex;flex-direction:column;justify-content:center;text-align:center;gap:8px;padding-top:25px}.footer-bottom p{width:100%;color:#a4b0c3}.footer-disclaimer{color:#7888a1!important}.footer-legal-links{justify-content:center;margin-bottom:4px}.footer-legal-links a{font-size:12.5px}


/* FAQ progressive disclosure: show 5 questions first, reveal the remaining 15 on demand. */
.faq-item.faq-extra{display:none}
.faq-list.is-expanded .faq-item.faq-extra{display:block}
.faq-more-wrap{display:flex;justify-content:center;margin-top:22px}
.faq-more-btn{min-width:210px;border:1px solid #cddaf0;background:#f4f8ff;color:#1f57bf;border-radius:11px;padding:12px 20px;font-family:var(--font-body);font-size:13.5px;font-weight:600;transition:background .18s ease,border-color .18s ease,transform .18s ease}
.faq-more-btn:hover{background:#eaf2ff;border-color:#aac2eb;transform:translateY(-1px)}
.faq-more-btn:focus-visible{outline:3px solid var(--accent);outline-offset:3px}

/* Responsive */
@media (max-width:1100px){
  .main-nav a{padding:9px 7px;font-size:12.5px}
  .xp-pipeline{grid-template-columns:1fr 56px 1.15fr 56px 1fr;padding:28px}
  .xp-runtime-footer div{flex-direction:column;align-items:flex-start}
  .xp-feature-grid{grid-template-columns:repeat(2,1fr)}
  .xp-stack-flow{grid-template-columns:repeat(2,1fr);gap:16px}.xp-stack-arrow{display:none}
}
@media (max-width:900px){
  .xp-intro-grid,.xp-stack-head,.xp-download-shell,.xp-compat-layout,.xp-build-grid,.xp-faq-layout{grid-template-columns:1fr}
  .xp-intro-grid,.xp-build-grid,.xp-faq-layout{gap:44px}
  .xp-stack-head{gap:18px}
  .xp-download-shell{padding:38px}.xp-download-box{max-width:480px;width:100%;margin:0 auto}
  .xp-faq-intro{position:static}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr}
  .footer-top>div:first-child{grid-column:span 3}
}
@media (max-width:760px){
  .container{padding:0 18px}
  .section{padding:72px 0}
  .site-header{height:66px}.main-nav{top:66px}
  .brand{font-size:18px}.brand img{width:32px;height:32px}
  .xp-hero{padding:58px 0 48px}.xp-hero h1{font-size:clamp(31px,9.5vw,42px)}.xp-hero-copy>p{font-size:15.5px}.xp-hero-actions{gap:15px}.xp-hero-actions .btn{width:100%;max-width:330px}.xp-trust-row{align-items:stretch;flex-direction:column}.xp-trust-row span{border-right:none;border-bottom:1px solid #26374f;padding:9px 0}.xp-trust-row span:last-child{border-bottom:none}
  .xp-runtime-visual{margin-top:38px;border-radius:17px}.xp-runtime-topbar{padding:0 14px}.xp-runtime-topbar>span:nth-child(2){display:none}.xp-live-badge{margin-left:auto}
  .xp-pipeline{grid-template-columns:1fr;gap:14px;padding:18px}.xp-stage{min-height:170px;align-items:center;text-align:center}.xp-flow-line{width:2px;height:42px;margin:0 auto}.xp-flow-line span{top:0;left:-4px;animation:xpPacketVertical 1.7s linear infinite}.xp-flow-line::before,.xp-flow-line::after{left:-3px;top:auto}.xp-flow-line::before{top:-3px}.xp-flow-line::after{bottom:-3px}.xp-flow-two span{animation-delay:.85s}.xp-stage-label{margin-bottom:14px}.xp-stage strong{margin-top:13px}.xp-tensor-grid{margin-left:0}.xp-node-map{margin-left:0}.xp-runtime-footer{grid-template-columns:repeat(2,1fr)}.xp-runtime-footer div:nth-child(2){border-right:none}.xp-runtime-footer div:nth-child(-n+2){border-bottom:1px solid #21334d}
  .xp-feature-grid{grid-template-columns:1fr}.xp-feature-card{min-height:0}
  .xp-stack-flow{grid-template-columns:1fr}.xp-stack-step{min-height:0}.xp-stack-code{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap}
  .xp-download-shell{padding:26px 20px;border-radius:18px}.xp-download-requirements{grid-template-columns:1fr}.xp-download-copy h2{font-size:31px}.xp-download-box{padding:24px 18px}
  .xp-compat-row{grid-template-columns:1fr}.xp-arch-badge{width:74px}.xp-build-step{gap:14px}.xp-usecase-bento{grid-template-columns:1fr}.xp-usecase-wide{grid-column:auto}.xp-usecase-wide::after{font-size:100px}.xp-decision-grid{grid-template-columns:1fr}.xp-guides-head{align-items:flex-start;flex-direction:column}.xp-guide-grid{grid-template-columns:1fr!important}.xp-faq-layout{gap:34px}
  .footer-top{grid-template-columns:1fr}.footer-top>div:first-child{grid-column:auto}.footer-blurb{max-width:100%}.footer-legal-links{gap:10px 15px}
}
@keyframes xpPacketVertical{0%{top:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:calc(100% - 10px);opacity:0}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

@media (max-width: 940px){
  .main-nav{
    position:fixed;top:var(--header-h);left:0;right:0;bottom:0;
    background:var(--paper);flex-direction:column;align-items:stretch;gap:0;
    padding:16px 18px;transform:translateY(-8px);opacity:0;visibility:hidden;
    transition:.2s ease;overflow-y:auto;border-top:1px solid var(--line);
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .main-nav a{padding:14px 10px;border-bottom:1px solid var(--line-soft);border-radius:0;font-size:14px}
  .nav-toggle{display:flex}
}
@media (max-width: 440px){
  .header-inner{padding-left:14px;padding-right:14px}
  .header-cta{gap:7px}
  .header-download{padding:9px 11px;font-size:12px}
  .header-download svg{display:none}
  .nav-toggle{width:39px;height:39px}
}

/* Prevent long commands from widening article layouts on small screens. */
.article-layout,.article-body{min-width:0}
.article-body pre{display:block;width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
.article-body :not(pre)>code{overflow-wrap:anywhere;word-break:break-word}