/* ok-shared.css — base for the grid type pages + DIY pages,
   rebuilt in the OpenKnowra v22 design system.
   Inter, primary blue #2563EB, ink #0B0F14, white/#F8FAFC sections,
   dark navy hero band (#0A1330 -> #0E1B40). No em-dashes. */
:root{
  --accent:#2563EB;--accent-2:#1D4ED8;--accent-glow:rgba(37,99,235,.20);
  --bg:#ffffff;--bg-2:#F8FAFC;--bg-3:#F8FAFC;
  --ink:#0B0F14;--ink-2:#1E293B;--ink-3:#94A3B8;
  --muted:#475569;--muted-2:#94A3B8;
  --line:#E2E8F0;--line-2:#CBD5E1;
  --dark:#0B0F14;--dark-2:#0E1B40;--cream:#EDF1FA;
  --good:#059669;
  --font:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --sans:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --display:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,monospace;
  --shadow:0 1px 2px rgba(11,15,20,.05),0 10px 28px rgba(11,15,20,.05);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:60px}
body{font-family:var(--font);background:var(--bg);color:var(--ink-2);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3{color:var(--ink);font-weight:700;letter-spacing:-.02em;line-height:1.1}
h1{font-size:clamp(34px,4.6vw,56px)}
h2{font-size:clamp(26px,3.2vw,40px)}
h3{font-size:clamp(17px,1.5vw,21px);font-weight:600;line-height:1.3}
p{font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.accent{color:var(--accent)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font);font-size:14px;font-weight:600;padding:12px 22px;border-radius:10px;cursor:pointer;border:1.5px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .18s,box-shadow .2s;white-space:nowrap}
.btn svg{width:15px;height:15px}
.btn:hover{transform:translateY(-2px)}
.btn-accent,.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 12px rgba(37,99,235,.20)}
.btn-accent:hover,.btn-primary:hover{background:var(--accent-2)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-lg{padding:15px 28px;font-size:16px}

/* dark navy hero band (grid type pages) */
.hero,.hero-page{position:relative}
.hero-shell,.page-hero-dark{position:relative;background:linear-gradient(160deg,#0A1330,#0E1B40);color:#EDF1FA;padding:96px 0 72px;overflow:hidden}
.hero-shell h1,.page-hero-dark h1{color:#fff}
.hero-shell h2,.page-hero-dark h2{color:#fff}
.hero-shell p,.page-hero-dark p{color:#9FB0D0}
.hero-shell::before,.page-hero-dark::before{content:"";position:absolute;inset:0;opacity:.5;background-image:radial-gradient(rgba(96,165,250,.14) 1px,transparent 1px);background-size:26px 26px;-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000,transparent 75%);mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000,transparent 75%);pointer-events:none}
.hero-shell .container,.page-hero-dark .container{position:relative;z-index:1}
.hero-shell .btn-ghost,.page-hero-dark .btn-ghost,.dark-hero .btn-ghost{color:#EDF1FA;border-color:rgba(237,241,250,.35)}
.hero-shell .btn-ghost:hover,.page-hero-dark .btn-ghost:hover,.dark-hero .btn-ghost:hover{border-color:#60A5FA;color:#93C5FD}
.crumb-dark{font-size:13px;color:#9FB0D0;margin-bottom:14px}
.crumb-dark a:hover{color:#fff}

/* content sections */
.cat-section{padding:72px 0}
.cat-section.alt,.cat-section:nth-of-type(even){background:var(--bg-2)}

/* old mobile chrome from the previous site: nav.js provides its own drawer */
.mobile-nav-drawer{display:none!important}
.mob-cta{display:none}
.mob-section{display:contents}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}