:root{
  --navy:#072146;--blue:#004481;--blue-600:#1973b8;--aqua:#2dcccd;--ink:#0b1f3a;
  --muted:#5a6b85;--line:#e4eaf1;--bg:#f5f7fa;--card:#fff;--radius:16px;--maxw:1160px;
  --ok:#0f8a6a;--warn:#b07d0a;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.62;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;color:var(--navy)}
h1{font-size:clamp(1.8rem,3.6vw,2.7rem);letter-spacing:-.02em}
h2{font-size:clamp(1.4rem,2.4vw,1.9rem);letter-spacing:-.01em}
h3{font-size:1.08rem}
p{margin:0 0 1rem}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.section{padding:64px 0}
.section--tight{padding:36px 0}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue-600);margin-bottom:10px}
.lead{font-size:1.08rem;color:var(--muted);max-width:68ch}
.skip{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:200}
.skip:focus{left:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:700;font-size:.94rem;border:1.6px solid transparent;transition:.18s ease}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--navy);text-decoration:none}
.btn-ghost{border-color:var(--blue);color:var(--blue);background:#fff}
.btn-ghost:hover{background:#eef4fb;text-decoration:none}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy);font-size:.98rem}
.brand .mark{width:34px;height:34px;border-radius:9px;background:var(--blue);display:grid;place-items:center;color:var(--aqua);font-weight:800;font-size:.74rem}
.brand small{display:block;font-weight:600;color:var(--muted);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase}
.nav{display:flex;gap:15px;margin-left:auto;flex-wrap:wrap}
.nav a{color:var(--navy);font-weight:600;font-size:.85rem}
.nav a:hover,.nav a.active{color:var(--blue)}
.header-cta{display:flex;gap:8px}
.nav-toggle{display:none;margin-left:auto;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-weight:700;color:var(--navy)}
.page-head{background:linear-gradient(160deg,#f0f5fb,#e7eef7 60%,#dbe8f6);padding:44px 0 40px}
.breadcrumb{font-size:.84rem;color:var(--muted);padding-top:18px}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0}
.breadcrumb li+li::before{content:"/";margin-right:6px;color:#a9b8cc}
.prose{max-width:74ch}
.prose h2{margin-top:1.6em}
.prose h3{margin-top:1.3em}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h3{margin-bottom:.4em}
.card p{color:var(--muted);font-size:.94rem;margin:0}
.card .ico{width:40px;height:40px;border-radius:11px;background:#e8f3fb;display:grid;place-items:center;color:var(--blue);font-weight:800;margin-bottom:12px}
.band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pill{display:inline-block;background:#e8f3fb;color:var(--blue);font-size:.76rem;font-weight:700;padding:5px 12px;border-radius:999px;margin:0 6px 6px 0}
.checklist{list-style:none;padding:0;margin:0;display:grid;gap:13px}
.checklist li{position:relative;padding-left:30px;color:#25405f}
.checklist li::before{content:"";position:absolute;left:0;top:.4em;width:17px;height:17px;border-radius:50%;background:var(--aqua);box-shadow:inset 0 0 0 4px #e9fbf8}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#fff}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.88rem}
th,td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--line)}
thead th{background:#f1f6fb;color:var(--navy);font-size:.76rem;text-transform:uppercase;letter-spacing:.05em}
tbody tr:last-child td{border-bottom:0}
tbody tr.hl{background:#eefaf8;font-weight:700;color:var(--navy)}
.yes{color:var(--ok);font-weight:700}.par{color:var(--warn);font-weight:700}.no{color:#98a6b8}
details{background:#fff;border:1px solid var(--line);border-radius:13px;padding:15px 19px;margin-bottom:11px}
details summary{cursor:pointer;font-weight:700;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:16px}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";font-size:1.35rem;line-height:1;color:var(--blue-600)}
details[open] summary::after{content:"\2013"}
details p{margin:11px 0 0;color:var(--muted)}
.note{background:#fff;border:1px solid var(--line);border-left:4px solid var(--aqua);border-radius:13px;padding:16px 20px;color:#25405f;font-size:.95rem}
.cta-band{background:linear-gradient(135deg,var(--navy),#0b3a6f);color:#eaf2fb;border-radius:22px;padding:44px;display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center}
.cta-band h2{color:#fff}
.cta-band p{color:#c6d7ea;margin:0}
.toc{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 24px}
.toc ul{margin:0;padding-left:18px}
.toc a{font-weight:600}
.site-footer{background:#071f3d;color:#b9c9dd;padding:52px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.site-footer h4{color:#fff;font-size:.86rem;letter-spacing:.08em;text-transform:uppercase;margin:0 0 12px}
.site-footer a{color:#b9c9dd;display:block;padding:4px 0;font-size:.9rem}
.site-footer a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:16px;font-size:.82rem;color:#8fa4bf;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:960px){
  .grid-3,.grid-4,.grid-2,.cta-band,.foot-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:30px}
  .nav{position:absolute;left:0;right:0;top:68px;background:#fff;flex-direction:column;gap:0;padding:8px 20px 16px;border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}
  .nav a{padding:11px 0;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
  .header-cta .btn-ghost{display:none}
}
@media(max-width:600px){.grid-3,.grid-4,.grid-2,.cta-band,.foot-grid{grid-template-columns:1fr}}