:root{
  --ink:#15202E; --ink-soft:#45526A; --paper:#FFFFFF; --mist:#EEF2F6; --line:#D5DCE5;
  --blue:#1D4E89; --blue-dark:#163C6A; --ok:#2E7D4F; --run:#9A6412; --wait:#6B7689;
  --font:"Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--blue)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #F2B84B;outline-offset:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
h1,h2,h3{line-height:1.15;letter-spacing:-.015em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:700;letter-spacing:-.025em}
h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:700}
h3{font-size:1.15rem;font-weight:650}
p{margin:0 0 1em;max-width:68ch}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:12px;background:#fff;padding:8px 12px;z-index:100}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(6px)}
.site-header .wrap{display:flex;align-items:center;gap:32px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);text-decoration:none;font-size:1.05rem;letter-spacing:-.01em}
.brand svg{flex:none}
.nav{display:flex;gap:24px;margin-left:auto}
.nav a{color:var(--ink-soft);text-decoration:none;font-size:.95rem}
.nav a:hover{color:var(--ink)}
.header-tel{white-space:nowrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:600;font-size:1rem;border-radius:6px;padding:12px 20px;text-decoration:none;cursor:pointer;border:1.5px solid transparent;transition:background .15s,border-color .15s}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dark)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--ink-soft)}
.btn-small{padding:8px 14px;font-size:.92rem}

/* Hero */
.hero{padding:72px 0 80px;border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-lead{font-size:1.2rem;color:var(--ink-soft);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{margin-top:20px;font-size:.95rem;color:var(--ink-soft)}

/* Migration panel (hero visual) */
.batch{background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 18px 40px -22px rgba(21,32,46,.35);overflow:hidden;font-size:.94rem}
.batch-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.batch-head strong{font-size:1rem}
.batch-head span{color:var(--ink-soft);font-size:.88rem}
.route{display:flex;align-items:center;gap:10px;padding:14px 20px;background:var(--mist);color:var(--ink-soft);font-size:.88rem}
.route b{color:var(--ink);font-weight:600}
.route .line{flex:1;height:2px;background:repeating-linear-gradient(90deg,var(--blue) 0 6px,transparent 6px 11px);opacity:.6}
.batch ul{list-style:none;margin:0;padding:6px 0}
.batch li{display:grid;grid-template-columns:1fr auto;gap:2px 16px;padding:10px 20px}
.batch li+li{border-top:1px solid #EDF0F4}
.mbx{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mbx small{display:block;font-weight:400;color:var(--ink-soft);font-size:.82rem}
.state{font-size:.85rem;font-weight:600;align-self:center;text-align:right}
.state.ok{color:var(--ok)}.state.run{color:var(--run)}.state.wait{color:var(--wait)}
.bar{grid-column:1/-1;height:5px;background:#E6EAF0;border-radius:3px;overflow:hidden;margin-top:6px}
.bar i{display:block;height:100%;width:var(--p);background:var(--ok);border-radius:3px}
.bar.running i{background:#D89A2B;animation:fill 2.4s cubic-bezier(.3,.6,.3,1) both}
@keyframes fill{from{width:8%}to{width:var(--p)}}
.batch-foot{padding:12px 20px;border-top:1px solid var(--line);font-size:.85rem;color:var(--ink-soft)}

/* Sections */
section{padding:88px 0}
.section-intro{max-width:44em;margin-bottom:40px}
.section-intro p{color:var(--ink-soft);font-size:1.1rem}
.alt{background:var(--mist)}

/* End of support table */
.eos{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.eos table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.eos th,.eos td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line)}
.eos thead th{font-size:.88rem;color:var(--ink-soft);font-weight:600;background:#F7F9FB}
.eos tbody tr:last-child td{border-bottom:0}
.eos td:last-child{color:#A3341F;font-weight:600}
.risks{list-style:none;padding:0;margin:0}
.risks li{padding:14px 0;border-top:1px solid var(--line)}
.risks li:last-child{border-bottom:1px solid var(--line)}
.risks b{display:block}

/* Steps */
.steps{list-style:none;margin:0;padding:0;counter-reset:s;max-width:820px}
.steps li{position:relative;padding:0 0 36px 72px;counter-increment:s}
.steps li::before{content:counter(s);position:absolute;left:0;top:-4px;width:44px;height:44px;border-radius:50%;border:2px solid var(--blue);color:var(--blue);display:grid;place-items:center;font-weight:700;background:#fff}
.steps li::after{content:"";position:absolute;left:21px;top:44px;bottom:4px;width:2px;background:var(--line)}
.steps li:last-child{padding-bottom:0}.steps li:last-child::after{display:none}
.steps li:first-child::before{background:var(--blue);color:#fff}
.steps p{color:var(--ink-soft);margin:0}
.steps .tag{display:inline-block;margin-left:8px;font-size:.8rem;font-weight:600;color:var(--blue);background:#E3ECF7;padding:2px 8px;border-radius:4px;vertical-align:middle}

/* Audit */
.audit{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.checks{columns:2;column-gap:32px;list-style:none;padding:0;margin:0}
.checks li{break-inside:avoid;padding:8px 0 8px 30px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:13px;width:16px;height:9px;border-left:2.5px solid var(--ok);border-bottom:2.5px solid var(--ok);transform:rotate(-45deg)}
.deliverable{margin-top:28px;padding:22px 24px;border-left:4px solid var(--blue);background:#fff}
.deliverable p{margin:0}

/* Methods */
.methods{display:grid;grid-template-columns:repeat(3,1fr);border-top:2px solid var(--ink)}
.methods div{padding:24px 24px 8px 0}
.methods div+div{padding-left:24px;border-left:1px solid var(--line)}
.methods p{color:var(--ink-soft);font-size:.98rem}
.methods-note{margin-top:24px;color:var(--ink-soft)}

/* Includes */
.includes{display:grid;grid-template-columns:1fr 1fr;gap:12px 48px;list-style:none;padding:0;margin:0}
.includes li{padding:14px 0;border-bottom:1px solid var(--line)}
.includes b{display:block}
.includes span{color:var(--ink-soft);font-size:.97rem}

/* FAQ */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-weight:600;font-size:1.08rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:28px;width:10px;height:10px;border-right:2px solid var(--ink-soft);border-bottom:2px solid var(--ink-soft);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);top:32px}
.faq details p{color:var(--ink-soft);padding-bottom:12px}

/* Contact */
.contact{background:var(--ink);color:#fff}
.contact .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px}
.contact p{color:#C3CDDB}
.contact-lines{margin-top:28px;display:grid;gap:14px}
.contact-lines a{color:#fff;font-size:1.35rem;font-weight:600;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.3);width:fit-content}
.contact-lines a:hover{border-color:#fff}
.contact-lines span{display:block;font-size:.88rem;color:#9AA8BC;margin-bottom:2px}
form{background:#fff;color:var(--ink);border-radius:10px;padding:28px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
form .full{grid-column:1/-1}
label{display:block;font-size:.9rem;font-weight:600;margin-bottom:6px}
input,select,textarea{width:100%;font:inherit;font-size:1rem;padding:10px 12px;border:1.5px solid var(--line);border-radius:6px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{border-color:var(--blue)}
textarea{min-height:110px;resize:vertical}
.form-note{font-size:.85rem;color:var(--ink-soft);margin:0}

/* Footer */
.site-footer{padding:32px 0;background:#0F1824;color:#9AA8BC;font-size:.9rem}
.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}
.site-footer a{color:#C3CDDB}

/* Legal page */
.legal{padding:64px 0 88px}
.legal h2{font-size:1.35rem;margin-top:2em}
.legal p,.legal li{color:var(--ink-soft)}
.todo{background:#FFF3D6;color:#6A4A00;padding:0 4px;border-radius:3px}

/* Responsive */
@media (max-width:960px){
  .hero .wrap,.eos,.audit,.contact .wrap{grid-template-columns:1fr;gap:40px}

  .methods{grid-template-columns:1fr}
  .methods div,.methods div+div{padding:20px 0 4px;border-left:0;border-bottom:1px solid var(--line)}
}
@media (max-width:760px){
  .nav{display:none}
  .header-tel{margin-left:auto}
  section{padding:64px 0}
  .hero{padding:48px 0 56px}
  .checks{columns:1}
  .includes{grid-template-columns:1fr}
  form{grid-template-columns:1fr;padding:20px}
  .steps li{padding-left:60px}
}
@media (max-width:420px){.brand span{display:none}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* Version list (home) */
.version-list{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.version-list li{border-bottom:1px solid var(--line)}
.version-list a{display:grid;grid-template-columns:260px 1fr auto;gap:8px 32px;align-items:center;padding:22px 4px;text-decoration:none;color:var(--ink)}
.version-list a:hover{background:#fff}
.version-list .v{font-weight:700;font-size:1.15rem}
.version-list .d{color:var(--ink-soft)}
.version-list .go{color:var(--blue);font-weight:600;font-size:.95rem;text-decoration:underline;text-underline-offset:3px}
.eos td a{color:var(--ink);font-weight:600}
.footer-links{display:flex;flex-wrap:wrap;gap:20px}

/* Version pages */
.crumbs{font-size:.9rem;color:var(--ink-soft);margin-bottom:20px}
.crumbs a{color:var(--ink-soft)}
.page-hero{padding:56px 0 64px;border-bottom:1px solid var(--line)}
.page-hero .wrap{display:grid;grid-template-columns:1.3fr .7fr;gap:56px;align-items:end}
.page-hero h1{font-size:clamp(1.9rem,4vw,2.9rem)}
.facts{border:1px solid var(--line);border-radius:10px;padding:8px 22px}
.facts div{padding:12px 0}
.facts div+div{border-top:1px solid var(--line)}
.facts dt{font-size:.85rem;color:var(--ink-soft)}
.facts dd{margin:0;font-weight:600}
.facts .eol{color:#A3341F}
.prose{max-width:760px}
.prose h2{margin-top:1.6em}
.prose h2:first-child{margin-top:0}
.prose ul{padding-left:1.2em;margin:0 0 1em}
.prose li{margin-bottom:.45em;color:var(--ink-soft)}
.prose li b{color:var(--ink)}
.prose p{color:var(--ink-soft)}
.callout{margin:28px 0;padding:20px 24px;border-left:4px solid var(--blue);background:var(--mist)}
.callout p{margin:0;color:var(--ink)}
.cta-band{background:var(--ink);color:#fff;padding:64px 0}
.cta-band .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px}
.cta-band h2{margin:0 0 .3em}
.cta-band p{margin:0;color:#C3CDDB}
.cta-band .acts{display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.other-versions{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:8px}
@media (max-width:960px){.page-hero .wrap{grid-template-columns:1fr;gap:32px}.version-list a{grid-template-columns:1fr}}