:root{
  --ink:#0d1420;
  --muted:#526071;
  --soft:#eef3f8;
  --surface:#ffffff;
  --line:#d7e0e9;
  --accent:#155eef;
  --accent-ink:#0b3fae;
  --accent-soft:#eaf1ff;
  --dark:#07111f;
  --dark-2:#0e1b2d;
  --success:#0b7a4b;
  --danger:#a62929;
  --radius:22px;
  --shadow:0 18px 55px rgba(7,17,31,.09);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#f8fafc;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.skip-link{position:absolute;left:-9999px;top:12px;z-index:999;background:#fff;padding:10px 14px;border-radius:10px;border:1px solid var(--line)}
.skip-link:focus{left:12px}
.shell{width:min(calc(100% - 32px),var(--max));margin-inline:auto}
.site-header{position:relative;top:0;z-index:100;background:rgba(248,250,252,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(215,224,233,.9)}
.site-header.is-enhanced{position:sticky}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:78px}
.brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;font-weight:900;letter-spacing:.08em;font-size:15px}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--dark);color:#fff;font-size:13px;letter-spacing:-.04em;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
.nav-links{display:flex;align-items:center;gap:7px}
.nav-links a{padding:10px 11px;text-decoration:none;color:var(--muted);font-weight:700;font-size:14px;border-radius:10px}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--ink);background:#fff}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;background:var(--ink);color:#fff;padding:11px 15px;border-radius:12px;font-size:14px;font-weight:800}
.nav-toggle{display:none;border:1px solid var(--line);background:#fff;padding:9px 11px;border-radius:10px;font-weight:800}
.hero{padding:92px 0 68px;background:radial-gradient(circle at 85% 10%,rgba(21,94,239,.10),transparent 28%),linear-gradient(180deg,#fff 0%,#f8fafc 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:62px;align-items:end}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;line-height:1;font-weight:900;text-transform:uppercase;letter-spacing:.13em;color:var(--accent-ink);margin-bottom:18px}
.eyebrow:before{content:"";width:18px;height:2px;background:var(--accent)}
h1,h2,h3{letter-spacing:-.035em;line-height:1.08;margin-top:0}
h1{font-size:clamp(46px,7vw,82px);max-width:940px;margin-bottom:24px}
h2{font-size:clamp(34px,4.7vw,56px);margin-bottom:18px}
h3{font-size:23px;margin-bottom:10px}
.lead{font-size:clamp(19px,2.2vw,24px);line-height:1.5;color:var(--muted);max-width:820px;margin:0}
.hero-note{border-left:3px solid var(--accent);padding-left:20px;color:var(--muted);font-size:16px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 17px;border-radius:12px;font-weight:850;text-decoration:none;border:1px solid transparent}
.btn-primary{background:var(--accent);color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}
.btn:hover{transform:translateY(-1px)}
.section{padding:76px 0}
.section-tight{padding:54px 0}
.section-dark{background:var(--dark);color:#fff}
.section-dark .muted,.section-dark .section-intro{color:#aebbc9}
.section-alt{background:#eef3f8;border-block:1px solid var(--line)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.62fr);gap:42px;align-items:end;margin-bottom:34px}
.section-intro{font-size:18px;color:var(--muted);max-width:760px;margin:0}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 8px 24px rgba(7,17,31,.035)}
.card p{color:var(--muted);margin-bottom:0}
.card-link{display:block;text-decoration:none;transition:transform .18s ease,border-color .18s ease}
.card-link:hover{transform:translateY(-3px);border-color:#afc7f8}
.kicker{display:inline-block;font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:16px}
.stat-strip{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}
.stat{padding:22px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}.stat strong{display:block;font-size:15px}.stat span{font-size:14px;color:var(--muted)}
.lifecycle{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:#26384e;border:1px solid #26384e;border-radius:20px;overflow:hidden}
.lifecycle div{background:var(--dark-2);padding:24px 18px;min-height:148px}.lifecycle b{display:block;font-size:13px;color:#80aaff;text-transform:uppercase;letter-spacing:.09em;margin-bottom:10px}.lifecycle span{color:#c8d3de;font-size:14px}
.list-clean{list-style:none;padding:0;margin:0;display:grid;gap:12px}.list-clean li{position:relative;padding-left:24px}.list-clean li:before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:2px;background:var(--accent)}
.tag-row{display:flex;gap:8px;flex-wrap:wrap}.tag{display:inline-flex;padding:7px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent-ink);font-size:12px;font-weight:800}
.prose{width:min(100%,790px);font-size:18px}.prose p{margin:0 0 20px}.prose h2{font-size:38px;margin-top:52px}.prose h3{margin-top:34px}.prose ul{padding-left:22px}.prose blockquote{margin:30px 0;padding:18px 22px;border-left:3px solid var(--accent);background:var(--accent-soft);border-radius:0 14px 14px 0}
.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:24px}.breadcrumbs a{text-decoration:none}.breadcrumbs span{margin:0 7px;color:#96a2b1}
.detail-hero{padding:62px 0 48px;background:#fff;border-bottom:1px solid var(--line)}
.detail-hero h1{font-size:clamp(42px,6vw,68px);max-width:920px}
.detail-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:14px;margin-top:24px}
.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start}
.side-card{position:sticky;top:104px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.side-card h3{font-size:20px}.side-card p{font-size:15px;color:var(--muted)}
.callout{border:1px solid #cbd8e8;background:#f5f8fb;border-radius:18px;padding:22px}.callout strong{display:block;margin-bottom:6px}
.notice{border-radius:14px;padding:14px 16px;font-size:14px;margin:16px 0}.notice-info{background:#eef4ff;border:1px solid #c8d8ff;color:#17418f}.notice-warn{background:#fff6e8;border:1px solid #f1d6a4;color:#744a11}
.form{display:grid;gap:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:grid;gap:7px}.field label{font-size:13px;font-weight:850}.field input,.field select,.field textarea{width:100%;border:1px solid #c6d2df;background:#fff;border-radius:12px;padding:12px 13px;color:var(--ink)}.field textarea{min-height:135px;resize:vertical}.field-full{grid-column:1/-1}.form-status{border-radius:12px;padding:12px 14px;font-size:14px}.form-status:empty{padding:0;border:0}.form-status.is-visible{display:block}.form-status.success{background:#ebf8f1;color:var(--success);border:1px solid #bce3ce}.form-status.error{background:#fff0f0;color:var(--danger);border:1px solid #efc3c3}
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.site-footer{background:var(--dark);color:#fff;padding:54px 0 24px;margin-top:0}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:28px}.footer-title{font-size:13px;text-transform:uppercase;letter-spacing:.11em;color:#8fa2b5;font-weight:900;margin-bottom:14px}.footer-links{display:grid;gap:9px}.footer-links a{color:#d5dde6;text-decoration:none;font-size:14px}.footer-brand{max-width:340px;color:#aebbc9;font-size:15px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #26384e;margin-top:36px;padding-top:18px;color:#8fa2b5;font-size:13px}
.empty-state{text-align:center;padding:80px 20px}.empty-state h1{margin-inline:auto}.small{font-size:14px}.muted{color:var(--muted)}
@media(max-width:900px){.hero-grid,.section-head,.content-grid{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr 1fr}.lifecycle{grid-template-columns:1fr}.stat-strip{grid-template-columns:1fr}.stat{border-right:0;border-bottom:1px solid var(--line)}.stat:last-child{border-bottom:0}.side-card{position:static}.footer-grid{grid-template-columns:1fr 1fr}.nav{flex-wrap:wrap;gap:12px;padding-block:12px}.nav-links{width:100%;order:3;flex-wrap:wrap}.is-enhanced .nav-toggle{display:block}.is-enhanced .nav-links{display:none;flex-wrap:nowrap;position:absolute;max-height:calc(100dvh - 100px);overflow-y:auto;width:auto;left:16px;right:16px;top:70px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.is-enhanced .nav-links.is-open{display:flex}.nav-links a{padding:12px}.nav .nav-cta{display:none}}
@media(max-width:620px){.shell{width:min(calc(100% - 22px),var(--max))}.hero{padding:64px 0 48px}.section{padding:58px 0}.grid-2,.grid-3,.form-grid,.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.card{padding:22px}.detail-hero{padding:46px 0 38px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* Shared resilience for long headings, keyboard focus and narrow viewports. */
.card h2{font-size:23px;margin-bottom:10px}
.side-card h2{font-size:20px;margin-bottom:10px}
.lifecycle strong,.lifecycle span{display:block}
.lifecycle strong{margin-bottom:6px}
h1,h2,h3{overflow-wrap:anywhere}
.grid>*,.hero-grid>*,.section-head>*,.content-grid>*,.form-grid>*{min-width:0}
.prose{overflow-wrap:anywhere}
[id]{scroll-margin-top:110px}
.section-dark .eyebrow{color:#80aaff}
.section-dark .eyebrow:before{background:#80aaff}
.section-dark :focus-visible,.site-footer :focus-visible{outline-color:#80aaff}
button:disabled{cursor:wait;opacity:.7}
@media(prefers-reduced-motion:reduce){.btn:hover,.card-link:hover{transform:none}}