/* ============================================================
   BladeRun, hybrid design system (site.css)
   Manifesto blue banner  →  calm light evidence/ledger body.
   Space Grotesk (display) · Instrument Sans (body) · JetBrains Mono (data)
   ============================================================ */
:root{
  --blue:#2563EB; --blue-deep:#1E4FD0;
  --bg:#F5F7FB; --panel:#FFFFFF; --sunken:#EEF1F7;
  --ink:#0A0E13; --body:#3A4453; --muted:#5C6675; --faint:#8A94A2;
  --accent:#2563EB; --accent-soft:#3B82F6; --ok:#1F7A4D; --warn:#B4630F; --danger:#C4331B;
  --line:rgba(10,14,19,.12); --line2:rgba(10,14,19,.07);
  --display:'Space Grotesk',system-ui,sans-serif;
  --sans:'Instrument Sans',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --wrap:1160px; --pad:36px; --radius:14px;
  --z-nav:100; --z-menu:200;
}
*,*::before,*::after{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{background:var(--bg);color:var(--body);font-family:var(--sans);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--display);color:var(--ink);font-weight:600;letter-spacing:-.025em;text-wrap:balance;line-height:1.08}
p{text-wrap:pretty}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.eyb{color:var(--accent);font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:20px;display:flex;align-items:center;gap:9px}
.eyb::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
.center{text-align:center} .center .eyb{justify-content:center}
.lede-h{font-size:clamp(2rem,4.2vw,3rem);line-height:1.06;max-width:22ch}
.center .lede-h{margin-inline:auto}
.sub{font-size:19px;color:var(--body);max-width:60ch;margin-top:20px}
.center .sub{margin-inline:auto}

/* ---- logo ---- */
.logo{display:inline-flex;align-items:center;gap:11px;text-decoration:none}
.logo-mark{width:30px;height:30px;flex-shrink:0}
.logo-word{font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:-.01em;color:var(--ink)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-weight:600;font-size:15px;
  padding:13px 24px;border-radius:100px;text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:transform .3s cubic-bezier(.2,.8,.2,1),background .2s,box-shadow .3s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{box-shadow:0 12px 30px -12px rgba(10,14,19,.5)}
.btn-ghost{color:var(--ink);border-color:var(--line)} .btn-ghost:hover{border-color:var(--ink)}
.btn-white{background:#fff;color:var(--ink)}
.btn-onblue{background:var(--ink);color:#fff}
.btn-ghostw{color:#fff;border-color:rgba(255,255,255,.4)} .btn-ghostw:hover{border-color:#fff}
.btn-lg{padding:15px 28px;font-size:16px}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:var(--z-nav);background:rgba(245,247,251,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:70px}
.nav-links{display:flex;gap:32px}
.nav-links a{color:var(--body);text-decoration:none;font-size:15px;transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-right{display:flex;align-items:center;gap:18px}
/* nav sitting on the blue hero */
.nav-onblue{position:absolute;top:0;left:0;right:0;background:transparent;border-bottom:0}
.nav-onblue .logo-word{color:#fff}
.nav-onblue .nav-links a{color:rgba(255,255,255,.82)} .nav-onblue .nav-links a:hover{color:#fff}
.menu-btn{display:none;background:none;border:0;cursor:pointer;padding:8px}
.menu-btn span{display:block;width:22px;height:2px;background:currentColor;margin:5px 0;border-radius:2px}
/* ---- solutions dropdown ---- */
.nav-dd{position:relative;display:flex;align-items:center}
.nav-dd-t{display:inline-flex;align-items:center;gap:5px;cursor:pointer}
.nav-dd .dd-caret{font-size:9px;opacity:.75;transition:transform .2s}
.nav-dd:hover .dd-caret,.nav-dd:focus-within .dd-caret{transform:rotate(180deg)}
.nav-dd::after{content:"";position:absolute;top:100%;left:-12px;right:-12px;height:18px}
.nav-dd-menu{position:absolute;top:calc(100% + 16px);left:50%;transform:translateX(-50%) translateY(-6px);
  background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:8px;min-width:214px;
  box-shadow:0 24px 54px -22px rgba(10,14,19,.42);display:flex;flex-direction:column;gap:1px;
  opacity:0;visibility:hidden;transition:opacity .18s ease,transform .18s ease;z-index:var(--z-menu)}
.nav-dd:hover .nav-dd-menu,.nav-dd:focus-within .nav-dd-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-onblue .nav-links .nav-dd-menu a{display:block;color:var(--body);font-size:14px;padding:8px 14px;border-radius:8px;white-space:nowrap;transition:background .15s,color .15s}
.nav-onblue .nav-links .nav-dd-menu a:hover{background:var(--sunken);color:var(--ink)}
.nav-dd-grp{display:block;font-family:var(--mono);font-size:10px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:11px 14px 4px}
.nav-dd-grp:first-child{padding-top:6px}
.nav-dd-grp+a{margin-top:0}

/* ---- hero / banner (blue manifesto) ---- */
.hero{position:relative;background:var(--blue);color:#fff;border-radius:0 0 30px 30px;overflow:visible;
  padding:88px 0 92px}
.hero::after{content:"";position:absolute;inset:0;border-radius:inherit;background:radial-gradient(120% 90% at 82% 6%,rgba(255,255,255,.16),transparent 58%);pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero .eyb{color:rgba(255,255,255,.86)} .hero .eyb::before{background:rgba(255,255,255,.7)}
.hero h1{color:#fff;font-size:clamp(3rem,8.4vw,6.6rem);line-height:.97;letter-spacing:-.04em;font-weight:700}
.hero h1 .ink{color:var(--ink)}
.hero .sub{color:rgba(255,255,255,.92);font-size:clamp(18px,2vw,22px);max-width:54ch;line-height:1.5}
.hero .cta{display:flex;gap:14px;margin-top:42px;flex-wrap:wrap}
.hero-cred{margin-top:30px;font-family:var(--mono);font-size:17px;font-weight:500;letter-spacing:.02em;color:rgba(255,255,255,.92);display:flex;align-items:center;gap:12px}
.hero-cred::before{content:"";width:28px;height:2px;background:rgba(255,255,255,.55)}
@media(max-width:600px){.hero-cred{font-size:14.5px}}
/* compact banner for interior pages */
.banner{padding:64px 0 72px}
.banner h1{font-size:clamp(2.4rem,5.5vw,4.2rem)}

/* ---- sections ---- */
.section{padding:84px 0}
.section.tight{padding:64px 0}
.section.sunken{background:var(--sunken);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---- evidence receipt ---- */
.receipt{border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);overflow:hidden;
  box-shadow:0 30px 60px -34px rgba(10,14,19,.28)}
.receipt .rhead{display:flex;justify-content:space-between;padding:15px 22px;border-bottom:1px solid var(--line2);color:var(--muted)}
.receipt .rbody{padding:22px;display:grid;gap:11px;font-family:var(--mono);font-size:13px;color:var(--body)}
.receipt .rbody b{color:var(--ink);font-weight:500}
.verdict{color:var(--ok);font-weight:600}
.split{display:grid;grid-template-columns:1fr 600px;gap:52px;align-items:center}

/* ---- moves (document grid) ---- */
.moves{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel)}
.move{padding:26px 24px;border-right:1px solid var(--line2)} .move:last-child{border-right:0}
.move .n{font-family:var(--mono);color:var(--accent);font-size:13px}
.move h3{font-size:23px;margin:12px 0 8px} .move p{font-size:15px}

/* ---- architecture diagrams ---- */
.diagram{margin-top:44px}
.diagram svg{display:block;width:100%;height:auto;max-width:1000px;margin:0 auto}
.diagram figcaption{margin-top:18px;font-size:14px;color:var(--muted);text-align:center;font-family:var(--sans);max-width:70ch;margin-left:auto;margin-right:auto}

/* ---- cards ---- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.card .tag{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.06em;text-transform:uppercase}
.card h3{font-size:21px;margin:12px 0 10px} .card p{font-size:15px;color:var(--body)}
.roadmap-chip{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--warn);border:1px solid rgba(180,99,15,.35);background:rgba(180,99,15,.06);
  padding:6px 12px;border-radius:100px}

/* ---- footer ---- */
.footer{background:var(--ink);color:rgba(255,255,255,.62);padding:60px 0 40px;border-radius:30px 30px 0 0;margin-top:20px}
.footer .logo-word{color:#fff}
.footer a{color:rgba(255,255,255,.62);text-decoration:none} .footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-top:8px}
.foot-grid h4{color:#fff;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;font-weight:500}
.foot-grid a:not(.logo){display:block;font-size:15px;padding:5px 0}
.foot-bottom{display:flex;justify-content:space-between;margin-top:44px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:rgba(255,255,255,.45);flex-wrap:wrap;gap:12px}

/* ---- responsive ---- */
@media(max-width:900px){
  .split{grid-template-columns:1fr} .moves{grid-template-columns:1fr 1fr}
  .move{border-bottom:1px solid var(--line2)} .grid,.grid-2{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  :root{--pad:22px}
  .nav-links{display:none} .menu-btn{display:block}
  .moves{grid-template-columns:1fr} .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto}}

/* ---- a11y + overflow safety ---- */
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.hero :focus-visible,.nav-onblue :focus-visible,.footer :focus-visible{outline-color:#fff}
h1,h2,h3,h4{overflow-wrap:break-word}
table{max-width:100%}
pre{overflow-x:auto;max-width:100%}
/* keep the top bar clean on small screens: logo + primary CTA (full nav lives in the footer) */
@media(max-width:720px){
  .nav .wrap{height:auto;padding-top:16px;padding-bottom:16px;gap:12px}
  .nav-right .btn{padding:11px 16px;font-size:14px}
  .hero .cta .btn,.section .cta .btn{flex:1 1 auto;justify-content:center}
  /* any table stays readable via horizontal scroll instead of clipping */
  table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
}