:root{
  --bg:#fbfaf7;
  --surface:#ffffff;
  --ink:#1d1d1f;
  --muted:#626268;
  --line:#e6e2da;
  --brand:#5b3fd1;
  --brand-dark:#3f2ba2;
  --accent:#f2c14e;
  --soft:#f1eefc;
  --max:1160px;
  --radius:18px;
  --shadow:0 12px 30px rgba(30,25,60,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
img{max-width:100%;height:auto}
a{color:var(--brand);text-underline-offset:3px}
a:hover{color:var(--brand-dark)}
.container{width:min(calc(100% - 2rem),var(--max));margin:auto}
.skip-link{position:absolute;left:-999px;top:0;background:#000;color:#fff;padding:.7rem 1rem;z-index:999}
.skip-link:focus{left:1rem;top:1rem}
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,250,247,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:1rem}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--ink);font-weight:800;letter-spacing:-.02em}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),#9e79ff);display:grid;place-items:center;color:white;font-weight:900}
.nav-links{display:flex;gap:1.1rem;align-items:center}
.nav-links a{text-decoration:none;color:var(--ink);font-weight:650;font-size:.95rem}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--brand)}
.menu-btn{display:none;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:.55rem .75rem;font:inherit}
.hero{padding:clamp(3.5rem,8vw,7rem) 0 4rem}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;font-weight:800;color:var(--brand)}
h1,h2,h3{line-height:1.12;letter-spacing:-.035em}
h1{font-size:clamp(2.6rem,6vw,5.4rem);margin:.7rem 0 1.1rem}
h2{font-size:clamp(2rem,4vw,3rem);margin:0 0 1rem}
h3{font-size:1.35rem}
.lede{font-size:clamp(1.08rem,2vw,1.3rem);color:var(--muted);max-width:65ch}
.hero-card{background:linear-gradient(145deg,#5b3fd1,#2b1b74);color:#fff;padding:2rem;border-radius:28px;box-shadow:var(--shadow);min-height:360px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}
.hero-card:before,.hero-card:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.11)}
.hero-card:before{width:280px;height:280px;right:-90px;top:-90px}
.hero-card:after{width:160px;height:160px;left:-50px;bottom:60px}
.hero-card p,.hero-card h2{position:relative;z-index:1}
.btns{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.5rem}
.btn{display:inline-block;border-radius:999px;padding:.78rem 1.1rem;text-decoration:none;font-weight:750;border:1px solid transparent}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-secondary{background:transparent;border-color:var(--line);color:var(--ink)}
.section{padding:4.5rem 0}
.section.alt{background:#f6f3ed}
.section-head{display:flex;justify-content:space-between;gap:2rem;align-items:end;margin-bottom:1.7rem}
.section-head p{max-width:60ch;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:0 6px 18px rgba(40,35,60,.035)}
.card a{text-decoration:none}
.card .kicker,.meta{color:var(--muted);font-size:.9rem}
.card h3{margin:.45rem 0 .65rem}
.tag{display:inline-flex;padding:.32rem .6rem;border-radius:999px;background:var(--soft);color:var(--brand-dark);font-weight:800;font-size:.78rem}
.callout{background:var(--surface);border-left:5px solid var(--accent);padding:1.2rem 1.4rem;border-radius:0 14px 14px 0}
.page-hero{padding:4.2rem 0 2rem}
.page-hero h1{font-size:clamp(2.4rem,5vw,4.3rem);max-width:14ch}
.prose{width:min(calc(100% - 2rem),780px);margin:auto}
.prose h2{margin-top:2.4rem;font-size:2rem}
.prose h3{margin-top:1.8rem}
.prose p,.prose li{font-size:1.05rem}
.prose blockquote{margin:2rem 0;padding:1rem 1.2rem;background:var(--soft);border-left:4px solid var(--brand)}
.breadcrumbs{font-size:.9rem;color:var(--muted);margin-bottom:1rem}
.breadcrumbs a{color:inherit}
.article-meta{display:flex;gap:1rem;flex-wrap:wrap;color:var(--muted);font-size:.92rem;margin:1rem 0 2rem}
.toc{background:#f6f3ed;border:1px solid var(--line);padding:1.1rem 1.3rem;border-radius:14px;margin:2rem 0}
.toc strong{display:block;margin-bottom:.45rem}
.toc ul{margin:.2rem 0;padding-left:1.2rem}
.resource-list{display:grid;gap:1rem}
.resource{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:1rem 1.1rem}
.resource h3{margin:.1rem 0 .35rem}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.form{display:grid;gap:1rem}
.form label{font-weight:700}
.form input,.form textarea{width:100%;padding:.8rem .9rem;border:1px solid #cfcac0;border-radius:10px;background:#fff;font:inherit}
.form textarea{min-height:160px;resize:vertical}
.notice{font-size:.9rem;color:var(--muted)}
footer{border-top:1px solid var(--line);padding:3rem 0;margin-top:3rem}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:2rem}
.footer-grid h3{font-size:1rem}
.footer-grid a{display:block;color:var(--muted);text-decoration:none;margin:.35rem 0}
.footer-bottom{border-top:1px solid var(--line);margin-top:2rem;padding-top:1.2rem;color:var(--muted);font-size:.9rem}
@media (max-width:820px){
  .hero-grid,.grid-3,.contact-grid,.footer-grid{grid-template-columns:1fr}
  .nav-links{display:none;position:absolute;left:0;right:0;top:72px;padding:1rem;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}
  .nav-links.open{display:flex}
  .menu-btn{display:block}
  .section-head{display:block}
}